Home / 22,373.20-33,581.40-13,625.20

Finding the Fourth Proportional to 22,373.20, 33,581.40 and 13,625.20

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Solution

The fourth proportional to 22,373.20, 33,581.40 and 13,625.20 is: 20,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.20 : 33,581.40 = 13,625.20 : x
  2. Step 2: Convert to fraction form
    22,373.20/33,581.40 = 13,625.20/x
  3. Step 3: Cross multiply
    22,373.20x = 33,581.40 × 13,625.20
  4. Step 4: Simplify right side
    22,373.20x = 457,553,291.28
  5. Step 5: Solve for x
    x = 457,553,291.28/22,373.20
  6. Step 6: Final answer
    x = 20,450.95

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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.