Home / 17,781.84-24,537.26-11,397.16

Finding the Fourth Proportional to 17,781.84, 24,537.26 and 11,397.16

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Solution

The fourth proportional to 17,781.84, 24,537.26 and 11,397.16 is: 15,727.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781.84 : 24,537.26 = 11,397.16 : x
  2. Step 2: Convert to fraction form
    17,781.84/24,537.26 = 11,397.16/x
  3. Step 3: Cross multiply
    17,781.84x = 24,537.26 × 11,397.16
  4. Step 4: Simplify right side
    17,781.84x = 279,655,078.18
  5. Step 5: Solve for x
    x = 279,655,078.18/17,781.84
  6. Step 6: Final answer
    x = 15,727.00

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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.