Home / 22,121.53-33,182.60-14,672.82

Finding the Fourth Proportional to 22,121.53, 33,182.60 and 14,672.82

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Solution

The fourth proportional to 22,121.53, 33,182.60 and 14,672.82 is: 22,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.53 : 33,182.60 = 14,672.82 : x
  2. Step 2: Convert to fraction form
    22,121.53/33,182.60 = 14,672.82/x
  3. Step 3: Cross multiply
    22,121.53x = 33,182.60 × 14,672.82
  4. Step 4: Simplify right side
    22,121.53x = 486,882,316.93
  5. Step 5: Solve for x
    x = 486,882,316.93/22,121.53
  6. Step 6: Final answer
    x = 22,009.43

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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.