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Finding the Fourth Proportional to 32,468.70, 44,807.13 and 19,047.90

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Solution

The fourth proportional to 32,468.70, 44,807.13 and 19,047.90 is: 26,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,468.70 : 44,807.13 = 19,047.90 : x
  2. Step 2: Convert to fraction form
    32,468.70/44,807.13 = 19,047.90/x
  3. Step 3: Cross multiply
    32,468.70x = 44,807.13 × 19,047.90
  4. Step 4: Simplify right side
    32,468.70x = 853,481,731.53
  5. Step 5: Solve for x
    x = 853,481,731.53/32,468.70
  6. Step 6: Final answer
    x = 26,286.29

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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.