Home / 36,564.42-54,854.85-13,190.85

Finding the Fourth Proportional to 36,564.42, 54,854.85 and 13,190.85

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Solution

The fourth proportional to 36,564.42, 54,854.85 and 13,190.85 is: 19,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,564.42 : 54,854.85 = 13,190.85 : x
  2. Step 2: Convert to fraction form
    36,564.42/54,854.85 = 13,190.85/x
  3. Step 3: Cross multiply
    36,564.42x = 54,854.85 × 13,190.85
  4. Step 4: Simplify right side
    36,564.42x = 723,582,098.12
  5. Step 5: Solve for x
    x = 723,582,098.12/36,564.42
  6. Step 6: Final answer
    x = 19,789.24

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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.