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Finding the Fourth Proportional to 24,597.47, 33,939.20 and 15,641.71

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Solution

The fourth proportional to 24,597.47, 33,939.20 and 15,641.71 is: 21,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,597.47 : 33,939.20 = 15,641.71 : x
  2. Step 2: Convert to fraction form
    24,597.47/33,939.20 = 15,641.71/x
  3. Step 3: Cross multiply
    24,597.47x = 33,939.20 × 15,641.71
  4. Step 4: Simplify right side
    24,597.47x = 530,867,078.29
  5. Step 5: Solve for x
    x = 530,867,078.29/24,597.47
  6. Step 6: Final answer
    x = 21,582.18

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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.