Home / 52,446.08-72,376-28,572.96

Finding the Fourth Proportional to 52,446.08, 72,376 and 28,572.96

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Solution

The fourth proportional to 52,446.08, 72,376 and 28,572.96 is: 39,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,446.08 : 72,376 = 28,572.96 : x
  2. Step 2: Convert to fraction form
    52,446.08/72,376 = 28,572.96/x
  3. Step 3: Cross multiply
    52,446.08x = 72,376 × 28,572.96
  4. Step 4: Simplify right side
    52,446.08x = 2,067,996,552.96
  5. Step 5: Solve for x
    x = 2,067,996,552.96/52,446.08
  6. Step 6: Final answer
    x = 39,430.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.