Home / 22,249.85-30,695.02-13,292.87

Finding the Fourth Proportional to 22,249.85, 30,695.02 and 13,292.87

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Solution

The fourth proportional to 22,249.85, 30,695.02 and 13,292.87 is: 18,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.85 : 30,695.02 = 13,292.87 : x
  2. Step 2: Convert to fraction form
    22,249.85/30,695.02 = 13,292.87/x
  3. Step 3: Cross multiply
    22,249.85x = 30,695.02 × 13,292.87
  4. Step 4: Simplify right side
    22,249.85x = 408,024,723.80
  5. Step 5: Solve for x
    x = 408,024,723.80/22,249.85
  6. Step 6: Final answer
    x = 18,338.32

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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.