Home / 27,773.30-38,327.01-15,198.26

Finding the Fourth Proportional to 27,773.30, 38,327.01 and 15,198.26

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Solution

The fourth proportional to 27,773.30, 38,327.01 and 15,198.26 is: 20,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.30 : 38,327.01 = 15,198.26 : x
  2. Step 2: Convert to fraction form
    27,773.30/38,327.01 = 15,198.26/x
  3. Step 3: Cross multiply
    27,773.30x = 38,327.01 × 15,198.26
  4. Step 4: Simplify right side
    27,773.30x = 582,503,863.00
  5. Step 5: Solve for x
    x = 582,503,863.00/27,773.30
  6. Step 6: Final answer
    x = 20,973.52

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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.