Home / 38,391.80-57,620.10-17,364.20

Finding the Fourth Proportional to 38,391.80, 57,620.10 and 17,364.20

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Solution

The fourth proportional to 38,391.80, 57,620.10 and 17,364.20 is: 26,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,391.80 : 57,620.10 = 17,364.20 : x
  2. Step 2: Convert to fraction form
    38,391.80/57,620.10 = 17,364.20/x
  3. Step 3: Cross multiply
    38,391.80x = 57,620.10 × 17,364.20
  4. Step 4: Simplify right side
    38,391.80x = 1,000,526,940.42
  5. Step 5: Solve for x
    x = 1,000,526,940.42/38,391.80
  6. Step 6: Final answer
    x = 26,060.95

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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.