Home / 36,668.12-54,981.52-11,702.28

Finding the Fourth Proportional to 36,668.12, 54,981.52 and 11,702.28

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Solution

The fourth proportional to 36,668.12, 54,981.52 and 11,702.28 is: 17,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668.12 : 54,981.52 = 11,702.28 : x
  2. Step 2: Convert to fraction form
    36,668.12/54,981.52 = 11,702.28/x
  3. Step 3: Cross multiply
    36,668.12x = 54,981.52 × 11,702.28
  4. Step 4: Simplify right side
    36,668.12x = 643,409,141.87
  5. Step 5: Solve for x
    x = 643,409,141.87/36,668.12
  6. Step 6: Final answer
    x = 17,546.83

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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.