Home / 36,086.70-54,115.65-12,701.10

Finding the Fourth Proportional to 36,086.70, 54,115.65 and 12,701.10

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Solution

The fourth proportional to 36,086.70, 54,115.65 and 12,701.10 is: 19,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.70 : 54,115.65 = 12,701.10 : x
  2. Step 2: Convert to fraction form
    36,086.70/54,115.65 = 12,701.10/x
  3. Step 3: Cross multiply
    36,086.70x = 54,115.65 × 12,701.10
  4. Step 4: Simplify right side
    36,086.70x = 687,328,282.22
  5. Step 5: Solve for x
    x = 687,328,282.22/36,086.70
  6. Step 6: Final answer
    x = 19,046.58

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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.