Home / 38,641.38-57,960.16-22,639.98

Finding the Fourth Proportional to 38,641.38, 57,960.16 and 22,639.98

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Solution

The fourth proportional to 38,641.38, 57,960.16 and 22,639.98 is: 33,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,641.38 : 57,960.16 = 22,639.98 : x
  2. Step 2: Convert to fraction form
    38,641.38/57,960.16 = 22,639.98/x
  3. Step 3: Cross multiply
    38,641.38x = 57,960.16 × 22,639.98
  4. Step 4: Simplify right side
    38,641.38x = 1,312,216,863.20
  5. Step 5: Solve for x
    x = 1,312,216,863.20/38,641.38
  6. Step 6: Final answer
    x = 33,958.85

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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.