Home / 36,107.39-54,162.19-9,812.69

Finding the Fourth Proportional to 36,107.39, 54,162.19 and 9,812.69

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Solution

The fourth proportional to 36,107.39, 54,162.19 and 9,812.69 is: 14,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.39 : 54,162.19 = 9,812.69 : x
  2. Step 2: Convert to fraction form
    36,107.39/54,162.19 = 9,812.69/x
  3. Step 3: Cross multiply
    36,107.39x = 54,162.19 × 9,812.69
  4. Step 4: Simplify right side
    36,107.39x = 531,476,484.85
  5. Step 5: Solve for x
    x = 531,476,484.85/36,107.39
  6. Step 6: Final answer
    x = 14,719.33

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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.