Home / 10,847.46-16,240.20-10,158.56

Finding the Fourth Proportional to 10,847.46, 16,240.20 and 10,158.56

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Solution

The fourth proportional to 10,847.46, 16,240.20 and 10,158.56 is: 15,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.46 : 16,240.20 = 10,158.56 : x
  2. Step 2: Convert to fraction form
    10,847.46/16,240.20 = 10,158.56/x
  3. Step 3: Cross multiply
    10,847.46x = 16,240.20 × 10,158.56
  4. Step 4: Simplify right side
    10,847.46x = 164,977,046.11
  5. Step 5: Solve for x
    x = 164,977,046.11/10,847.46
  6. Step 6: Final answer
    x = 15,208.82

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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.