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Finding the Fourth Proportional to 32,379.48, 48,569.30 and 9,005.92

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Solution

The fourth proportional to 32,379.48, 48,569.30 and 9,005.92 is: 13,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,379.48 : 48,569.30 = 9,005.92 : x
  2. Step 2: Convert to fraction form
    32,379.48/48,569.30 = 9,005.92/x
  3. Step 3: Cross multiply
    32,379.48x = 48,569.30 × 9,005.92
  4. Step 4: Simplify right side
    32,379.48x = 437,411,230.26
  5. Step 5: Solve for x
    x = 437,411,230.26/32,379.48
  6. Step 6: Final answer
    x = 13,508.90

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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.