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Finding the Fourth Proportional to 32,045.92, 48,077.52 and 28,961.44

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Solution

The fourth proportional to 32,045.92, 48,077.52 and 28,961.44 is: 43,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,045.92 : 48,077.52 = 28,961.44 : x
  2. Step 2: Convert to fraction form
    32,045.92/48,077.52 = 28,961.44/x
  3. Step 3: Cross multiply
    32,045.92x = 48,077.52 × 28,961.44
  4. Step 4: Simplify right side
    32,045.92x = 1,392,394,210.83
  5. Step 5: Solve for x
    x = 1,392,394,210.83/32,045.92
  6. Step 6: Final answer
    x = 43,449.97

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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.