Home / 27,648.06-38,142.28-17,571.10

Finding the Fourth Proportional to 27,648.06, 38,142.28 and 17,571.10

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Solution

The fourth proportional to 27,648.06, 38,142.28 and 17,571.10 is: 24,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.06 : 38,142.28 = 17,571.10 : x
  2. Step 2: Convert to fraction form
    27,648.06/38,142.28 = 17,571.10/x
  3. Step 3: Cross multiply
    27,648.06x = 38,142.28 × 17,571.10
  4. Step 4: Simplify right side
    27,648.06x = 670,201,816.11
  5. Step 5: Solve for x
    x = 670,201,816.11/27,648.06
  6. Step 6: Final answer
    x = 24,240.46

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Find fourth proportional to 13,824.03, 19,071.14 and 8,785.55
Half scale
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Double scale
Find fourth proportional to 27,649.06, 38,143.66 and 17,572.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.