Home / 23,743.20-32,766-13,132.86

Finding the Fourth Proportional to 23,743.20, 32,766 and 13,132.86

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Solution

The fourth proportional to 23,743.20, 32,766 and 13,132.86 is: 18,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,743.20 : 32,766 = 13,132.86 : x
  2. Step 2: Convert to fraction form
    23,743.20/32,766 = 13,132.86/x
  3. Step 3: Cross multiply
    23,743.20x = 32,766 × 13,132.86
  4. Step 4: Simplify right side
    23,743.20x = 430,311,290.76
  5. Step 5: Solve for x
    x = 430,311,290.76/23,743.20
  6. Step 6: Final answer
    x = 18,123.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.