Home / 36,134.92-54,165.32-13,939.57

Finding the Fourth Proportional to 36,134.92, 54,165.32 and 13,939.57

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Solution

The fourth proportional to 36,134.92, 54,165.32 and 13,939.57 is: 20,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,134.92 : 54,165.32 = 13,939.57 : x
  2. Step 2: Convert to fraction form
    36,134.92/54,165.32 = 13,939.57/x
  3. Step 3: Cross multiply
    36,134.92x = 54,165.32 × 13,939.57
  4. Step 4: Simplify right side
    36,134.92x = 755,041,269.71
  5. Step 5: Solve for x
    x = 755,041,269.71/36,134.92
  6. Step 6: Final answer
    x = 20,895.06

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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.