Home / 51,820.53-77,755.38-22,246.80

Finding the Fourth Proportional to 51,820.53, 77,755.38 and 22,246.80

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Solution

The fourth proportional to 51,820.53, 77,755.38 and 22,246.80 is: 33,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.53 : 77,755.38 = 22,246.80 : x
  2. Step 2: Convert to fraction form
    51,820.53/77,755.38 = 22,246.80/x
  3. Step 3: Cross multiply
    51,820.53x = 77,755.38 × 22,246.80
  4. Step 4: Simplify right side
    51,820.53x = 1,729,808,387.78
  5. Step 5: Solve for x
    x = 1,729,808,387.78/51,820.53
  6. Step 6: Final answer
    x = 33,380.75

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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.