Home / 22,251.35-30,697.08-13,294.37

Finding the Fourth Proportional to 22,251.35, 30,697.08 and 13,294.37

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Solution

The fourth proportional to 22,251.35, 30,697.08 and 13,294.37 is: 18,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251.35 : 30,697.08 = 13,294.37 : x
  2. Step 2: Convert to fraction form
    22,251.35/30,697.08 = 13,294.37/x
  3. Step 3: Cross multiply
    22,251.35x = 30,697.08 × 13,294.37
  4. Step 4: Simplify right side
    22,251.35x = 408,098,185.95
  5. Step 5: Solve for x
    x = 408,098,185.95/22,251.35
  6. Step 6: Final answer
    x = 18,340.38

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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.