Home / 17,938.52-24,755.28-9,981.08

Finding the Fourth Proportional to 17,938.52, 24,755.28 and 9,981.08

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Solution

The fourth proportional to 17,938.52, 24,755.28 and 9,981.08 is: 13,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.52 : 24,755.28 = 9,981.08 : x
  2. Step 2: Convert to fraction form
    17,938.52/24,755.28 = 9,981.08/x
  3. Step 3: Cross multiply
    17,938.52x = 24,755.28 × 9,981.08
  4. Step 4: Simplify right side
    17,938.52x = 247,084,430.10
  5. Step 5: Solve for x
    x = 247,084,430.10/17,938.52
  6. Step 6: Final answer
    x = 13,773.96

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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.