Home / 41,081.20-61,631.06-13,002.93

Finding the Fourth Proportional to 41,081.20, 61,631.06 and 13,002.93

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Solution

The fourth proportional to 41,081.20, 61,631.06 and 13,002.93 is: 19,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,081.20 : 61,631.06 = 13,002.93 : x
  2. Step 2: Convert to fraction form
    41,081.20/61,631.06 = 13,002.93/x
  3. Step 3: Cross multiply
    41,081.20x = 61,631.06 × 13,002.93
  4. Step 4: Simplify right side
    41,081.20x = 801,384,359.01
  5. Step 5: Solve for x
    x = 801,384,359.01/41,081.20
  6. Step 6: Final answer
    x = 19,507.33

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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.