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Finding the Fourth Proportional to 17,862.68, 24,651.27 and 9,904.91

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Solution

The fourth proportional to 17,862.68, 24,651.27 and 9,904.91 is: 13,669.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.68 : 24,651.27 = 9,904.91 : x
  2. Step 2: Convert to fraction form
    17,862.68/24,651.27 = 9,904.91/x
  3. Step 3: Cross multiply
    17,862.68x = 24,651.27 × 9,904.91
  4. Step 4: Simplify right side
    17,862.68x = 244,168,487.48
  5. Step 5: Solve for x
    x = 244,168,487.48/17,862.68
  6. Step 6: Final answer
    x = 13,669.19

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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.