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Finding the Fourth Proportional to 44,789.76, 67,157.04 and 15,205.28

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Solution

The fourth proportional to 44,789.76, 67,157.04 and 15,205.28 is: 22,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,789.76 : 67,157.04 = 15,205.28 : x
  2. Step 2: Convert to fraction form
    44,789.76/67,157.04 = 15,205.28/x
  3. Step 3: Cross multiply
    44,789.76x = 67,157.04 × 15,205.28
  4. Step 4: Simplify right side
    44,789.76x = 1,021,141,597.17
  5. Step 5: Solve for x
    x = 1,021,141,597.17/44,789.76
  6. Step 6: Final answer
    x = 22,798.55

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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.