Home / 12,932.60-17,844.18-7,343.60

Finding the Fourth Proportional to 12,932.60, 17,844.18 and 7,343.60

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Solution

The fourth proportional to 12,932.60, 17,844.18 and 7,343.60 is: 10,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.60 : 17,844.18 = 7,343.60 : x
  2. Step 2: Convert to fraction form
    12,932.60/17,844.18 = 7,343.60/x
  3. Step 3: Cross multiply
    12,932.60x = 17,844.18 × 7,343.60
  4. Step 4: Simplify right side
    12,932.60x = 131,040,520.25
  5. Step 5: Solve for x
    x = 131,040,520.25/12,932.60
  6. Step 6: Final answer
    x = 10,132.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.