Home / 45,037.38-67,565.73-13,449.93

Finding the Fourth Proportional to 45,037.38, 67,565.73 and 13,449.93

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Solution

The fourth proportional to 45,037.38, 67,565.73 and 13,449.93 is: 20,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,037.38 : 67,565.73 = 13,449.93 : x
  2. Step 2: Convert to fraction form
    45,037.38/67,565.73 = 13,449.93/x
  3. Step 3: Cross multiply
    45,037.38x = 67,565.73 × 13,449.93
  4. Step 4: Simplify right side
    45,037.38x = 908,754,338.90
  5. Step 5: Solve for x
    x = 908,754,338.90/45,037.38
  6. Step 6: Final answer
    x = 20,177.78

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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.