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Finding the Fourth Proportional to 48,446.99, 72,607.61 and 21,773.27

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Solution

The fourth proportional to 48,446.99, 72,607.61 and 21,773.27 is: 32,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,446.99 : 72,607.61 = 21,773.27 : x
  2. Step 2: Convert to fraction form
    48,446.99/72,607.61 = 21,773.27/x
  3. Step 3: Cross multiply
    48,446.99x = 72,607.61 × 21,773.27
  4. Step 4: Simplify right side
    48,446.99x = 1,580,904,987.72
  5. Step 5: Solve for x
    x = 1,580,904,987.72/48,446.99
  6. Step 6: Final answer
    x = 32,631.65

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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.