Home / 22,432.28-30,956.91-12,360.57

Finding the Fourth Proportional to 22,432.28, 30,956.91 and 12,360.57

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Solution

The fourth proportional to 22,432.28, 30,956.91 and 12,360.57 is: 17,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,432.28 : 30,956.91 = 12,360.57 : x
  2. Step 2: Convert to fraction form
    22,432.28/30,956.91 = 12,360.57/x
  3. Step 3: Cross multiply
    22,432.28x = 30,956.91 × 12,360.57
  4. Step 4: Simplify right side
    22,432.28x = 382,645,053.04
  5. Step 5: Solve for x
    x = 382,645,053.04/22,432.28
  6. Step 6: Final answer
    x = 17,057.79

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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.