Home / 36,314.76-54,475.68-14,129.94

Finding the Fourth Proportional to 36,314.76, 54,475.68 and 14,129.94

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Solution

The fourth proportional to 36,314.76, 54,475.68 and 14,129.94 is: 21,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,314.76 : 54,475.68 = 14,129.94 : x
  2. Step 2: Convert to fraction form
    36,314.76/54,475.68 = 14,129.94/x
  3. Step 3: Cross multiply
    36,314.76x = 54,475.68 × 14,129.94
  4. Step 4: Simplify right side
    36,314.76x = 769,738,089.86
  5. Step 5: Solve for x
    x = 769,738,089.86/36,314.76
  6. Step 6: Final answer
    x = 21,196.29

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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.