Home / 52,452.28-72,383.24-28,579.15

Finding the Fourth Proportional to 52,452.28, 72,383.24 and 28,579.15

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Solution

The fourth proportional to 52,452.28, 72,383.24 and 28,579.15 is: 39,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.28 : 72,383.24 = 28,579.15 : x
  2. Step 2: Convert to fraction form
    52,452.28/72,383.24 = 28,579.15/x
  3. Step 3: Cross multiply
    52,452.28x = 72,383.24 × 28,579.15
  4. Step 4: Simplify right side
    52,452.28x = 2,068,651,330.55
  5. Step 5: Solve for x
    x = 2,068,651,330.55/52,452.28
  6. Step 6: Final answer
    x = 39,438.73

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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.