Home / 13,049.24-18,010.49-7,383.96

Finding the Fourth Proportional to 13,049.24, 18,010.49 and 7,383.96

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Solution

The fourth proportional to 13,049.24, 18,010.49 and 7,383.96 is: 10,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.24 : 18,010.49 = 7,383.96 : x
  2. Step 2: Convert to fraction form
    13,049.24/18,010.49 = 7,383.96/x
  3. Step 3: Cross multiply
    13,049.24x = 18,010.49 × 7,383.96
  4. Step 4: Simplify right side
    13,049.24x = 132,988,700.82
  5. Step 5: Solve for x
    x = 132,988,700.82/13,049.24
  6. Step 6: Final answer
    x = 10,191.30

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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.