Home / 22,149.74-30,575.52-15,080.46

Finding the Fourth Proportional to 22,149.74, 30,575.52 and 15,080.46

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Solution

The fourth proportional to 22,149.74, 30,575.52 and 15,080.46 is: 20,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149.74 : 30,575.52 = 15,080.46 : x
  2. Step 2: Convert to fraction form
    22,149.74/30,575.52 = 15,080.46/x
  3. Step 3: Cross multiply
    22,149.74x = 30,575.52 × 15,080.46
  4. Step 4: Simplify right side
    22,149.74x = 461,092,906.34
  5. Step 5: Solve for x
    x = 461,092,906.34/22,149.74
  6. Step 6: Final answer
    x = 20,817.08

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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.