Home / 36,343.08-54,481.61-12,964.05

Finding the Fourth Proportional to 36,343.08, 54,481.61 and 12,964.05

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Solution

The fourth proportional to 36,343.08, 54,481.61 and 12,964.05 is: 19,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,343.08 : 54,481.61 = 12,964.05 : x
  2. Step 2: Convert to fraction form
    36,343.08/54,481.61 = 12,964.05/x
  3. Step 3: Cross multiply
    36,343.08x = 54,481.61 × 12,964.05
  4. Step 4: Simplify right side
    36,343.08x = 706,302,348.53
  5. Step 5: Solve for x
    x = 706,302,348.53/36,343.08
  6. Step 6: Final answer
    x = 19,434.30

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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.