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Finding the Fourth Proportional to 24,365.70, 33,624.54 and 13,755.15

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Solution

The fourth proportional to 24,365.70, 33,624.54 and 13,755.15 is: 18,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,365.70 : 33,624.54 = 13,755.15 : x
  2. Step 2: Convert to fraction form
    24,365.70/33,624.54 = 13,755.15/x
  3. Step 3: Cross multiply
    24,365.70x = 33,624.54 × 13,755.15
  4. Step 4: Simplify right side
    24,365.70x = 462,510,591.38
  5. Step 5: Solve for x
    x = 462,510,591.38/24,365.70
  6. Step 6: Final answer
    x = 18,982.04

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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.