Home / 36,104.35-54,161.64-11,139.74

Finding the Fourth Proportional to 36,104.35, 54,161.64 and 11,139.74

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Solution

The fourth proportional to 36,104.35, 54,161.64 and 11,139.74 is: 16,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,104.35 : 54,161.64 = 11,139.74 : x
  2. Step 2: Convert to fraction form
    36,104.35/54,161.64 = 11,139.74/x
  3. Step 3: Cross multiply
    36,104.35x = 54,161.64 × 11,139.74
  4. Step 4: Simplify right side
    36,104.35x = 603,346,587.57
  5. Step 5: Solve for x
    x = 603,346,587.57/36,104.35
  6. Step 6: Final answer
    x = 16,711.19

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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.