Home / 38,555.80-57,867.24-21,949.24

Finding the Fourth Proportional to 38,555.80, 57,867.24 and 21,949.24

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Solution

The fourth proportional to 38,555.80, 57,867.24 and 21,949.24 is: 32,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,555.80 : 57,867.24 = 21,949.24 : x
  2. Step 2: Convert to fraction form
    38,555.80/57,867.24 = 21,949.24/x
  3. Step 3: Cross multiply
    38,555.80x = 57,867.24 × 21,949.24
  4. Step 4: Simplify right side
    38,555.80x = 1,270,141,938.90
  5. Step 5: Solve for x
    x = 1,270,141,938.90/38,555.80
  6. Step 6: Final answer
    x = 32,942.95

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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.