Home / 22,906.60-34,355.10-11,228.20

Finding the Fourth Proportional to 22,906.60, 34,355.10 and 11,228.20

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Solution

The fourth proportional to 22,906.60, 34,355.10 and 11,228.20 is: 16,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,906.60 : 34,355.10 = 11,228.20 : x
  2. Step 2: Convert to fraction form
    22,906.60/34,355.10 = 11,228.20/x
  3. Step 3: Cross multiply
    22,906.60x = 34,355.10 × 11,228.20
  4. Step 4: Simplify right side
    22,906.60x = 385,745,933.82
  5. Step 5: Solve for x
    x = 385,745,933.82/22,906.60
  6. Step 6: Final answer
    x = 16,839.95

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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.