Home / 36,065.85-54,106.36-12,371.52

Finding the Fourth Proportional to 36,065.85, 54,106.36 and 12,371.52

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Solution

The fourth proportional to 36,065.85, 54,106.36 and 12,371.52 is: 18,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,065.85 : 54,106.36 = 12,371.52 : x
  2. Step 2: Convert to fraction form
    36,065.85/54,106.36 = 12,371.52/x
  3. Step 3: Cross multiply
    36,065.85x = 54,106.36 × 12,371.52
  4. Step 4: Simplify right side
    36,065.85x = 669,377,914.87
  5. Step 5: Solve for x
    x = 669,377,914.87/36,065.85
  6. Step 6: Final answer
    x = 18,559.88

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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.