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Finding the Fourth Proportional to 18,007.52, 24,851.16 and 10,049.78

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Solution

The fourth proportional to 18,007.52, 24,851.16 and 10,049.78 is: 13,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007.52 : 24,851.16 = 10,049.78 : x
  2. Step 2: Convert to fraction form
    18,007.52/24,851.16 = 10,049.78/x
  3. Step 3: Cross multiply
    18,007.52x = 24,851.16 × 10,049.78
  4. Step 4: Simplify right side
    18,007.52x = 249,748,566.49
  5. Step 5: Solve for x
    x = 249,748,566.49/18,007.52
  6. Step 6: Final answer
    x = 13,869.13

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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.