Home / 15,150.30-22,725.45-8,589.30

Finding the Fourth Proportional to 15,150.30, 22,725.45 and 8,589.30

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Solution

The fourth proportional to 15,150.30, 22,725.45 and 8,589.30 is: 12,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.30 : 22,725.45 = 8,589.30 : x
  2. Step 2: Convert to fraction form
    15,150.30/22,725.45 = 8,589.30/x
  3. Step 3: Cross multiply
    15,150.30x = 22,725.45 × 8,589.30
  4. Step 4: Simplify right side
    15,150.30x = 195,195,707.69
  5. Step 5: Solve for x
    x = 195,195,707.69/15,150.30
  6. Step 6: Final answer
    x = 12,883.95

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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.