Home / 36,406.26-54,618.50-11,445.30

Finding the Fourth Proportional to 36,406.26, 54,618.50 and 11,445.30

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Solution

The fourth proportional to 36,406.26, 54,618.50 and 11,445.30 is: 17,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.26 : 54,618.50 = 11,445.30 : x
  2. Step 2: Convert to fraction form
    36,406.26/54,618.50 = 11,445.30/x
  3. Step 3: Cross multiply
    36,406.26x = 54,618.50 × 11,445.30
  4. Step 4: Simplify right side
    36,406.26x = 625,125,146.66
  5. Step 5: Solve for x
    x = 625,125,146.66/36,406.26
  6. Step 6: Final answer
    x = 17,170.81

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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.