Home / 33,047.28-45,604-17,939.61

Finding the Fourth Proportional to 33,047.28, 45,604 and 17,939.61

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Solution

The fourth proportional to 33,047.28, 45,604 and 17,939.61 is: 24,755.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,047.28 : 45,604 = 17,939.61 : x
  2. Step 2: Convert to fraction form
    33,047.28/45,604 = 17,939.61/x
  3. Step 3: Cross multiply
    33,047.28x = 45,604 × 17,939.61
  4. Step 4: Simplify right side
    33,047.28x = 818,117,974.44
  5. Step 5: Solve for x
    x = 818,117,974.44/33,047.28
  6. Step 6: Final answer
    x = 24,755.99

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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.