Home / 52,052.72-71,833.32-28,179.90

Finding the Fourth Proportional to 52,052.72, 71,833.32 and 28,179.90

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Solution

The fourth proportional to 52,052.72, 71,833.32 and 28,179.90 is: 38,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052.72 : 71,833.32 = 28,179.90 : x
  2. Step 2: Convert to fraction form
    52,052.72/71,833.32 = 28,179.90/x
  3. Step 3: Cross multiply
    52,052.72x = 71,833.32 × 28,179.90
  4. Step 4: Simplify right side
    52,052.72x = 2,024,255,774.27
  5. Step 5: Solve for x
    x = 2,024,255,774.27/52,052.72
  6. Step 6: Final answer
    x = 38,888.57

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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.