Home / 15,629.88-23,447.16-6,747.66

Finding the Fourth Proportional to 15,629.88, 23,447.16 and 6,747.66

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Solution

The fourth proportional to 15,629.88, 23,447.16 and 6,747.66 is: 10,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.88 : 23,447.16 = 6,747.66 : x
  2. Step 2: Convert to fraction form
    15,629.88/23,447.16 = 6,747.66/x
  3. Step 3: Cross multiply
    15,629.88x = 23,447.16 × 6,747.66
  4. Step 4: Simplify right side
    15,629.88x = 158,213,463.65
  5. Step 5: Solve for x
    x = 158,213,463.65/15,629.88
  6. Step 6: Final answer
    x = 10,122.50

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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.