Home / 15,542.58-23,309.24-5,679.57

Finding the Fourth Proportional to 15,542.58, 23,309.24 and 5,679.57

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Solution

The fourth proportional to 15,542.58, 23,309.24 and 5,679.57 is: 8,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.58 : 23,309.24 = 5,679.57 : x
  2. Step 2: Convert to fraction form
    15,542.58/23,309.24 = 5,679.57/x
  3. Step 3: Cross multiply
    15,542.58x = 23,309.24 × 5,679.57
  4. Step 4: Simplify right side
    15,542.58x = 132,386,431.83
  5. Step 5: Solve for x
    x = 132,386,431.83/15,542.58
  6. Step 6: Final answer
    x = 8,517.66

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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.