Home / 32,082.38-48,131.80-13,356.20

Finding the Fourth Proportional to 32,082.38, 48,131.80 and 13,356.20

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Solution

The fourth proportional to 32,082.38, 48,131.80 and 13,356.20 is: 20,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,082.38 : 48,131.80 = 13,356.20 : x
  2. Step 2: Convert to fraction form
    32,082.38/48,131.80 = 13,356.20/x
  3. Step 3: Cross multiply
    32,082.38x = 48,131.80 × 13,356.20
  4. Step 4: Simplify right side
    32,082.38x = 642,857,947.16
  5. Step 5: Solve for x
    x = 642,857,947.16/32,082.38
  6. Step 6: Final answer
    x = 20,037.73

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1.5x scale

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.