Home / 44,659.44-66,991.59-11,379.78

Finding the Fourth Proportional to 44,659.44, 66,991.59 and 11,379.78

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Solution

The fourth proportional to 44,659.44, 66,991.59 and 11,379.78 is: 17,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,659.44 : 66,991.59 = 11,379.78 : x
  2. Step 2: Convert to fraction form
    44,659.44/66,991.59 = 11,379.78/x
  3. Step 3: Cross multiply
    44,659.44x = 66,991.59 × 11,379.78
  4. Step 4: Simplify right side
    44,659.44x = 762,349,556.05
  5. Step 5: Solve for x
    x = 762,349,556.05/44,659.44
  6. Step 6: Final answer
    x = 17,070.29

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1.5x scale

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.