Home / 52,379.20-78,561.42-27,411.04

Finding the Fourth Proportional to 52,379.20, 78,561.42 and 27,411.04

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Solution

The fourth proportional to 52,379.20, 78,561.42 and 27,411.04 is: 41,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,379.20 : 78,561.42 = 27,411.04 : x
  2. Step 2: Convert to fraction form
    52,379.20/78,561.42 = 27,411.04/x
  3. Step 3: Cross multiply
    52,379.20x = 78,561.42 × 27,411.04
  4. Step 4: Simplify right side
    52,379.20x = 2,153,450,226.08
  5. Step 5: Solve for x
    x = 2,153,450,226.08/52,379.20
  6. Step 6: Final answer
    x = 41,112.70

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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.