Home / 23,219.48-32,044.86-13,149.68

Finding the Fourth Proportional to 23,219.48, 32,044.86 and 13,149.68

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Solution

The fourth proportional to 23,219.48, 32,044.86 and 13,149.68 is: 18,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219.48 : 32,044.86 = 13,149.68 : x
  2. Step 2: Convert to fraction form
    23,219.48/32,044.86 = 13,149.68/x
  3. Step 3: Cross multiply
    23,219.48x = 32,044.86 × 13,149.68
  4. Step 4: Simplify right side
    23,219.48x = 421,379,654.64
  5. Step 5: Solve for x
    x = 421,379,654.64/23,219.48
  6. Step 6: Final answer
    x = 18,147.68

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Similar ratio
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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.