Home / 27,543.06-38,012.88-15,610.26

Finding the Fourth Proportional to 27,543.06, 38,012.88 and 15,610.26

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Solution

The fourth proportional to 27,543.06, 38,012.88 and 15,610.26 is: 21,544.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.06 : 38,012.88 = 15,610.26 : x
  2. Step 2: Convert to fraction form
    27,543.06/38,012.88 = 15,610.26/x
  3. Step 3: Cross multiply
    27,543.06x = 38,012.88 × 15,610.26
  4. Step 4: Simplify right side
    27,543.06x = 593,390,940.15
  5. Step 5: Solve for x
    x = 593,390,940.15/27,543.06
  6. Step 6: Final answer
    x = 21,544.12

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Half scale
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Double scale
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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.