Home / 13,723.74-20,552.79-13,034.85

Finding the Fourth Proportional to 13,723.74, 20,552.79 and 13,034.85

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Solution

The fourth proportional to 13,723.74, 20,552.79 and 13,034.85 is: 19,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.74 : 20,552.79 = 13,034.85 : x
  2. Step 2: Convert to fraction form
    13,723.74/20,552.79 = 13,034.85/x
  3. Step 3: Cross multiply
    13,723.74x = 20,552.79 × 13,034.85
  4. Step 4: Simplify right side
    13,723.74x = 267,902,534.73
  5. Step 5: Solve for x
    x = 267,902,534.73/13,723.74
  6. Step 6: Final answer
    x = 19,521.10

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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.