Home / 33,108.38-45,689.76-18,001.16

Finding the Fourth Proportional to 33,108.38, 45,689.76 and 18,001.16

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Solution

The fourth proportional to 33,108.38, 45,689.76 and 18,001.16 is: 24,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108.38 : 45,689.76 = 18,001.16 : x
  2. Step 2: Convert to fraction form
    33,108.38/45,689.76 = 18,001.16/x
  3. Step 3: Cross multiply
    33,108.38x = 45,689.76 × 18,001.16
  4. Step 4: Simplify right side
    33,108.38x = 822,468,680.12
  5. Step 5: Solve for x
    x = 822,468,680.12/33,108.38
  6. Step 6: Final answer
    x = 24,841.71

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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.