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Finding the Fourth Proportional to 18,001.27, 24,843 and 10,045.05

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Solution

The fourth proportional to 18,001.27, 24,843 and 10,045.05 is: 13,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.27 : 24,843 = 10,045.05 : x
  2. Step 2: Convert to fraction form
    18,001.27/24,843 = 10,045.05/x
  3. Step 3: Cross multiply
    18,001.27x = 24,843 × 10,045.05
  4. Step 4: Simplify right side
    18,001.27x = 249,549,177.15
  5. Step 5: Solve for x
    x = 249,549,177.15/18,001.27
  6. Step 6: Final answer
    x = 13,862.87

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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.