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Finding the Fourth Proportional to 24,491.80, 36,689.10 and 14,601.70

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Solution

The fourth proportional to 24,491.80, 36,689.10 and 14,601.70 is: 21,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,491.80 : 36,689.10 = 14,601.70 : x
  2. Step 2: Convert to fraction form
    24,491.80/36,689.10 = 14,601.70/x
  3. Step 3: Cross multiply
    24,491.80x = 36,689.10 × 14,601.70
  4. Step 4: Simplify right side
    24,491.80x = 535,723,231.47
  5. Step 5: Solve for x
    x = 535,723,231.47/24,491.80
  6. Step 6: Final answer
    x = 21,873.58

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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.