Home / 22,146.76-33,229.14-9,000.16

Finding the Fourth Proportional to 22,146.76, 33,229.14 and 9,000.16

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Solution

The fourth proportional to 22,146.76, 33,229.14 and 9,000.16 is: 13,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.76 : 33,229.14 = 9,000.16 : x
  2. Step 2: Convert to fraction form
    22,146.76/33,229.14 = 9,000.16/x
  3. Step 3: Cross multiply
    22,146.76x = 33,229.14 × 9,000.16
  4. Step 4: Simplify right side
    22,146.76x = 299,067,576.66
  5. Step 5: Solve for x
    x = 299,067,576.66/22,146.76
  6. Step 6: Final answer
    x = 13,503.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.