Home / 17,755.48-24,502.56-9,689.16

Finding the Fourth Proportional to 17,755.48, 24,502.56 and 9,689.16

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Solution

The fourth proportional to 17,755.48, 24,502.56 and 9,689.16 is: 13,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.48 : 24,502.56 = 9,689.16 : x
  2. Step 2: Convert to fraction form
    17,755.48/24,502.56 = 9,689.16/x
  3. Step 3: Cross multiply
    17,755.48x = 24,502.56 × 9,689.16
  4. Step 4: Simplify right side
    17,755.48x = 237,409,224.25
  5. Step 5: Solve for x
    x = 237,409,224.25/17,755.48
  6. Step 6: Final answer
    x = 13,371.04

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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.