Home / 32,147.62-44,344.35-21,245.80

Finding the Fourth Proportional to 32,147.62, 44,344.35 and 21,245.80

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Solution

The fourth proportional to 32,147.62, 44,344.35 and 21,245.80 is: 29,306.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,147.62 : 44,344.35 = 21,245.80 : x
  2. Step 2: Convert to fraction form
    32,147.62/44,344.35 = 21,245.80/x
  3. Step 3: Cross multiply
    32,147.62x = 44,344.35 × 21,245.80
  4. Step 4: Simplify right side
    32,147.62x = 942,131,191.23
  5. Step 5: Solve for x
    x = 942,131,191.23/32,147.62
  6. Step 6: Final answer
    x = 29,306.41

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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.