Home / 20,057.26-27,675.33-11,558.19

Finding the Fourth Proportional to 20,057.26, 27,675.33 and 11,558.19

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Solution

The fourth proportional to 20,057.26, 27,675.33 and 11,558.19 is: 15,948.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057.26 : 27,675.33 = 11,558.19 : x
  2. Step 2: Convert to fraction form
    20,057.26/27,675.33 = 11,558.19/x
  3. Step 3: Cross multiply
    20,057.26x = 27,675.33 × 11,558.19
  4. Step 4: Simplify right side
    20,057.26x = 319,876,722.45
  5. Step 5: Solve for x
    x = 319,876,722.45/20,057.26
  6. Step 6: Final answer
    x = 15,948.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.