Home / 47,432.52-71,051.04-28,665.33

Finding the Fourth Proportional to 47,432.52, 71,051.04 and 28,665.33

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Solution

The fourth proportional to 47,432.52, 71,051.04 and 28,665.33 is: 42,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.52 : 71,051.04 = 28,665.33 : x
  2. Step 2: Convert to fraction form
    47,432.52/71,051.04 = 28,665.33/x
  3. Step 3: Cross multiply
    47,432.52x = 71,051.04 × 28,665.33
  4. Step 4: Simplify right side
    47,432.52x = 2,036,701,508.44
  5. Step 5: Solve for x
    x = 2,036,701,508.44/47,432.52
  6. Step 6: Final answer
    x = 42,938.93

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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.