Home / 36,655.11-54,981.45-11,696.85

Finding the Fourth Proportional to 36,655.11, 54,981.45 and 11,696.85

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Solution

The fourth proportional to 36,655.11, 54,981.45 and 11,696.85 is: 17,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,655.11 : 54,981.45 = 11,696.85 : x
  2. Step 2: Convert to fraction form
    36,655.11/54,981.45 = 11,696.85/x
  3. Step 3: Cross multiply
    36,655.11x = 54,981.45 × 11,696.85
  4. Step 4: Simplify right side
    36,655.11x = 643,109,773.43
  5. Step 5: Solve for x
    x = 643,109,773.43/36,655.11
  6. Step 6: Final answer
    x = 17,544.89

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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.