Home / 36,687.20-55,062.24-36,411.08

Finding the Fourth Proportional to 36,687.20, 55,062.24 and 36,411.08

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Solution

The fourth proportional to 36,687.20, 55,062.24 and 36,411.08 is: 54,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.20 : 55,062.24 = 36,411.08 : x
  2. Step 2: Convert to fraction form
    36,687.20/55,062.24 = 36,411.08/x
  3. Step 3: Cross multiply
    36,687.20x = 55,062.24 × 36,411.08
  4. Step 4: Simplify right side
    36,687.20x = 2,004,875,625.62
  5. Step 5: Solve for x
    x = 2,004,875,625.62/36,687.20
  6. Step 6: Final answer
    x = 54,647.82

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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.