Home / 15,350.46-23,025.69-5,487.90

Finding the Fourth Proportional to 15,350.46, 23,025.69 and 5,487.90

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Solution

The fourth proportional to 15,350.46, 23,025.69 and 5,487.90 is: 8,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,350.46 : 23,025.69 = 5,487.90 : x
  2. Step 2: Convert to fraction form
    15,350.46/23,025.69 = 5,487.90/x
  3. Step 3: Cross multiply
    15,350.46x = 23,025.69 × 5,487.90
  4. Step 4: Simplify right side
    15,350.46x = 126,362,684.15
  5. Step 5: Solve for x
    x = 126,362,684.15/15,350.46
  6. Step 6: Final answer
    x = 8,231.85

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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.