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Finding the Fourth Proportional to 44,535.20, 66,793.20 and 19,575.20

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Solution

The fourth proportional to 44,535.20, 66,793.20 and 19,575.20 is: 29,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,535.20 : 66,793.20 = 19,575.20 : x
  2. Step 2: Convert to fraction form
    44,535.20/66,793.20 = 19,575.20/x
  3. Step 3: Cross multiply
    44,535.20x = 66,793.20 × 19,575.20
  4. Step 4: Simplify right side
    44,535.20x = 1,307,490,248.64
  5. Step 5: Solve for x
    x = 1,307,490,248.64/44,535.20
  6. Step 6: Final answer
    x = 29,358.58

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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.