Home / 22,101.75-33,108.28-10,974.78

Finding the Fourth Proportional to 22,101.75, 33,108.28 and 10,974.78

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Solution

The fourth proportional to 22,101.75, 33,108.28 and 10,974.78 is: 16,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.75 : 33,108.28 = 10,974.78 : x
  2. Step 2: Convert to fraction form
    22,101.75/33,108.28 = 10,974.78/x
  3. Step 3: Cross multiply
    22,101.75x = 33,108.28 × 10,974.78
  4. Step 4: Simplify right side
    22,101.75x = 363,356,061.74
  5. Step 5: Solve for x
    x = 363,356,061.74/22,101.75
  6. Step 6: Final answer
    x = 16,440.15

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1.5x scale

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.