Home / 26,313.56-39,469.11-9,672.38

Finding the Fourth Proportional to 26,313.56, 39,469.11 and 9,672.38

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Solution

The fourth proportional to 26,313.56, 39,469.11 and 9,672.38 is: 14,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.56 : 39,469.11 = 9,672.38 : x
  2. Step 2: Convert to fraction form
    26,313.56/39,469.11 = 9,672.38/x
  3. Step 3: Cross multiply
    26,313.56x = 39,469.11 × 9,672.38
  4. Step 4: Simplify right side
    26,313.56x = 381,760,144.57
  5. Step 5: Solve for x
    x = 381,760,144.57/26,313.56
  6. Step 6: Final answer
    x = 14,508.12

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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.