Home / 22,919.80-34,375.38-11,225.56

Finding the Fourth Proportional to 22,919.80, 34,375.38 and 11,225.56

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Solution

The fourth proportional to 22,919.80, 34,375.38 and 11,225.56 is: 16,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.80 : 34,375.38 = 11,225.56 : x
  2. Step 2: Convert to fraction form
    22,919.80/34,375.38 = 11,225.56/x
  3. Step 3: Cross multiply
    22,919.80x = 34,375.38 × 11,225.56
  4. Step 4: Simplify right side
    22,919.80x = 385,882,890.71
  5. Step 5: Solve for x
    x = 385,882,890.71/22,919.80
  6. Step 6: Final answer
    x = 16,836.22

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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.