Home / 27,663.60-38,164.88-17,034.78

Finding the Fourth Proportional to 27,663.60, 38,164.88 and 17,034.78

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Solution

The fourth proportional to 27,663.60, 38,164.88 and 17,034.78 is: 23,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.60 : 38,164.88 = 17,034.78 : x
  2. Step 2: Convert to fraction form
    27,663.60/38,164.88 = 17,034.78/x
  3. Step 3: Cross multiply
    27,663.60x = 38,164.88 × 17,034.78
  4. Step 4: Simplify right side
    27,663.60x = 650,130,334.53
  5. Step 5: Solve for x
    x = 650,130,334.53/27,663.60
  6. Step 6: Final answer
    x = 23,501.29

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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.