Home / 52,288.28-72,157.68-28,414.96

Finding the Fourth Proportional to 52,288.28, 72,157.68 and 28,414.96

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Solution

The fourth proportional to 52,288.28, 72,157.68 and 28,414.96 is: 39,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,288.28 : 72,157.68 = 28,414.96 : x
  2. Step 2: Convert to fraction form
    52,288.28/72,157.68 = 28,414.96/x
  3. Step 3: Cross multiply
    52,288.28x = 72,157.68 × 28,414.96
  4. Step 4: Simplify right side
    52,288.28x = 2,050,357,590.89
  5. Step 5: Solve for x
    x = 2,050,357,590.89/52,288.28
  6. Step 6: Final answer
    x = 39,212.57

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1.5x scale

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.