Home / 38,899.80-58,344.22-22,205.70

Finding the Fourth Proportional to 38,899.80, 58,344.22 and 22,205.70

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Solution

The fourth proportional to 38,899.80, 58,344.22 and 22,205.70 is: 33,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.80 : 58,344.22 = 22,205.70 : x
  2. Step 2: Convert to fraction form
    38,899.80/58,344.22 = 22,205.70/x
  3. Step 3: Cross multiply
    38,899.80x = 58,344.22 × 22,205.70
  4. Step 4: Simplify right side
    38,899.80x = 1,295,574,246.05
  5. Step 5: Solve for x
    x = 1,295,574,246.05/38,899.80
  6. Step 6: Final answer
    x = 33,305.42

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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.