Home / 22,266.32-30,734.28-12,841.04

Finding the Fourth Proportional to 22,266.32, 30,734.28 and 12,841.04

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Solution

The fourth proportional to 22,266.32, 30,734.28 and 12,841.04 is: 17,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.32 : 30,734.28 = 12,841.04 : x
  2. Step 2: Convert to fraction form
    22,266.32/30,734.28 = 12,841.04/x
  3. Step 3: Cross multiply
    22,266.32x = 30,734.28 × 12,841.04
  4. Step 4: Simplify right side
    22,266.32x = 394,660,118.85
  5. Step 5: Solve for x
    x = 394,660,118.85/22,266.32
  6. Step 6: Final answer
    x = 17,724.53

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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.