Home / 15,018.30-22,527.45-7,227.90

Finding the Fourth Proportional to 15,018.30, 22,527.45 and 7,227.90

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Solution

The fourth proportional to 15,018.30, 22,527.45 and 7,227.90 is: 10,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018.30 : 22,527.45 = 7,227.90 : x
  2. Step 2: Convert to fraction form
    15,018.30/22,527.45 = 7,227.90/x
  3. Step 3: Cross multiply
    15,018.30x = 22,527.45 × 7,227.90
  4. Step 4: Simplify right side
    15,018.30x = 162,826,155.86
  5. Step 5: Solve for x
    x = 162,826,155.86/15,018.30
  6. Step 6: Final answer
    x = 10,841.85

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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.