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Finding the Fourth Proportional to 24,324.62, 36,421.14 and 12,613.22

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Solution

The fourth proportional to 24,324.62, 36,421.14 and 12,613.22 is: 18,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,324.62 : 36,421.14 = 12,613.22 : x
  2. Step 2: Convert to fraction form
    24,324.62/36,421.14 = 12,613.22/x
  3. Step 3: Cross multiply
    24,324.62x = 36,421.14 × 12,613.22
  4. Step 4: Simplify right side
    24,324.62x = 459,387,851.47
  5. Step 5: Solve for x
    x = 459,387,851.47/24,324.62
  6. Step 6: Final answer
    x = 18,885.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.