Home / 13,525.92-20,283.12-8,591.04

Finding the Fourth Proportional to 13,525.92, 20,283.12 and 8,591.04

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Solution

The fourth proportional to 13,525.92, 20,283.12 and 8,591.04 is: 12,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.92 : 20,283.12 = 8,591.04 : x
  2. Step 2: Convert to fraction form
    13,525.92/20,283.12 = 8,591.04/x
  3. Step 3: Cross multiply
    13,525.92x = 20,283.12 × 8,591.04
  4. Step 4: Simplify right side
    13,525.92x = 174,253,095.24
  5. Step 5: Solve for x
    x = 174,253,095.24/13,525.92
  6. Step 6: Final answer
    x = 12,882.90

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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.