Home / 22,249.47-30,694.50-13,292.49

Finding the Fourth Proportional to 22,249.47, 30,694.50 and 13,292.49

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Solution

The fourth proportional to 22,249.47, 30,694.50 and 13,292.49 is: 18,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.47 : 30,694.50 = 13,292.49 : x
  2. Step 2: Convert to fraction form
    22,249.47/30,694.50 = 13,292.49/x
  3. Step 3: Cross multiply
    22,249.47x = 30,694.50 × 13,292.49
  4. Step 4: Simplify right side
    22,249.47x = 408,006,334.31
  5. Step 5: Solve for x
    x = 408,006,334.31/22,249.47
  6. Step 6: Final answer
    x = 18,337.80

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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.