Home / 33,153.97-45,753.63-18,047.87

Finding the Fourth Proportional to 33,153.97, 45,753.63 and 18,047.87

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Solution

The fourth proportional to 33,153.97, 45,753.63 and 18,047.87 is: 24,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.97 : 45,753.63 = 18,047.87 : x
  2. Step 2: Convert to fraction form
    33,153.97/45,753.63 = 18,047.87/x
  3. Step 3: Cross multiply
    33,153.97x = 45,753.63 × 18,047.87
  4. Step 4: Simplify right side
    33,153.97x = 825,755,566.27
  5. Step 5: Solve for x
    x = 825,755,566.27/33,153.97
  6. Step 6: Final answer
    x = 24,906.69

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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.