Home / 15,447.20-23,150.29-8,049.67

Finding the Fourth Proportional to 15,447.20, 23,150.29 and 8,049.67

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Solution

The fourth proportional to 15,447.20, 23,150.29 and 8,049.67 is: 12,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.20 : 23,150.29 = 8,049.67 : x
  2. Step 2: Convert to fraction form
    15,447.20/23,150.29 = 8,049.67/x
  3. Step 3: Cross multiply
    15,447.20x = 23,150.29 × 8,049.67
  4. Step 4: Simplify right side
    15,447.20x = 186,352,116.90
  5. Step 5: Solve for x
    x = 186,352,116.90/15,447.20
  6. Step 6: Final answer
    x = 12,063.82

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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.