Home / 27,672.22-38,188.27-15,096.96

Finding the Fourth Proportional to 27,672.22, 38,188.27 and 15,096.96

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Solution

The fourth proportional to 27,672.22, 38,188.27 and 15,096.96 is: 20,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.22 : 38,188.27 = 15,096.96 : x
  2. Step 2: Convert to fraction form
    27,672.22/38,188.27 = 15,096.96/x
  3. Step 3: Cross multiply
    27,672.22x = 38,188.27 × 15,096.96
  4. Step 4: Simplify right side
    27,672.22x = 576,526,784.66
  5. Step 5: Solve for x
    x = 576,526,784.66/27,672.22
  6. Step 6: Final answer
    x = 20,834.14

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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.