Home / 48,000.32-71,961.60-21,691.52

Finding the Fourth Proportional to 48,000.32, 71,961.60 and 21,691.52

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Solution

The fourth proportional to 48,000.32, 71,961.60 and 21,691.52 is: 32,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.32 : 71,961.60 = 21,691.52 : x
  2. Step 2: Convert to fraction form
    48,000.32/71,961.60 = 21,691.52/x
  3. Step 3: Cross multiply
    48,000.32x = 71,961.60 × 21,691.52
  4. Step 4: Simplify right side
    48,000.32x = 1,560,956,485.63
  5. Step 5: Solve for x
    x = 1,560,956,485.63/48,000.32
  6. Step 6: Final answer
    x = 32,519.71

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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.