Home / 22,446.85-30,976.41-12,375.04

Finding the Fourth Proportional to 22,446.85, 30,976.41 and 12,375.04

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Solution

The fourth proportional to 22,446.85, 30,976.41 and 12,375.04 is: 17,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.85 : 30,976.41 = 12,375.04 : x
  2. Step 2: Convert to fraction form
    22,446.85/30,976.41 = 12,375.04/x
  3. Step 3: Cross multiply
    22,446.85x = 30,976.41 × 12,375.04
  4. Step 4: Simplify right side
    22,446.85x = 383,334,312.81
  5. Step 5: Solve for x
    x = 383,334,312.81/22,446.85
  6. Step 6: Final answer
    x = 17,077.42

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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.