Home / 22,446.55-30,976.44-12,375.34

Finding the Fourth Proportional to 22,446.55, 30,976.44 and 12,375.34

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Solution

The fourth proportional to 22,446.55, 30,976.44 and 12,375.34 is: 17,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.55 : 30,976.44 = 12,375.34 : x
  2. Step 2: Convert to fraction form
    22,446.55/30,976.44 = 12,375.34/x
  3. Step 3: Cross multiply
    22,446.55x = 30,976.44 × 12,375.34
  4. Step 4: Simplify right side
    22,446.55x = 383,343,976.99
  5. Step 5: Solve for x
    x = 383,343,976.99/22,446.55
  6. Step 6: Final answer
    x = 17,078.08

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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.