Home / 23,277.20-32,120.10-13,202.42

Finding the Fourth Proportional to 23,277.20, 32,120.10 and 13,202.42

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Solution

The fourth proportional to 23,277.20, 32,120.10 and 13,202.42 is: 18,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,277.20 : 32,120.10 = 13,202.42 : x
  2. Step 2: Convert to fraction form
    23,277.20/32,120.10 = 13,202.42/x
  3. Step 3: Cross multiply
    23,277.20x = 32,120.10 × 13,202.42
  4. Step 4: Simplify right side
    23,277.20x = 424,063,064.93
  5. Step 5: Solve for x
    x = 424,063,064.93/23,277.20
  6. Step 6: Final answer
    x = 18,217.96

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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.