Home / 36,238.76-54,351.27-11,279.12

Finding the Fourth Proportional to 36,238.76, 54,351.27 and 11,279.12

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Solution

The fourth proportional to 36,238.76, 54,351.27 and 11,279.12 is: 16,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,238.76 : 54,351.27 = 11,279.12 : x
  2. Step 2: Convert to fraction form
    36,238.76/54,351.27 = 11,279.12/x
  3. Step 3: Cross multiply
    36,238.76x = 54,351.27 × 11,279.12
  4. Step 4: Simplify right side
    36,238.76x = 613,034,496.48
  5. Step 5: Solve for x
    x = 613,034,496.48/36,238.76
  6. Step 6: Final answer
    x = 16,916.54

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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.