Home / 33,108.91-45,691.15-18,002.58

Finding the Fourth Proportional to 33,108.91, 45,691.15 and 18,002.58

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Solution

The fourth proportional to 33,108.91, 45,691.15 and 18,002.58 is: 24,844.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108.91 : 45,691.15 = 18,002.58 : x
  2. Step 2: Convert to fraction form
    33,108.91/45,691.15 = 18,002.58/x
  3. Step 3: Cross multiply
    33,108.91x = 45,691.15 × 18,002.58
  4. Step 4: Simplify right side
    33,108.91x = 822,558,583.17
  5. Step 5: Solve for x
    x = 822,558,583.17/33,108.91
  6. Step 6: Final answer
    x = 24,844.02

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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.