Home / 15,227.20-20,932.76-13,094.92

Finding the Fourth Proportional to 15,227.20, 20,932.76 and 13,094.92

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Solution

The fourth proportional to 15,227.20, 20,932.76 and 13,094.92 is: 18,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,227.20 : 20,932.76 = 13,094.92 : x
  2. Step 2: Convert to fraction form
    15,227.20/20,932.76 = 13,094.92/x
  3. Step 3: Cross multiply
    15,227.20x = 20,932.76 × 13,094.92
  4. Step 4: Simplify right side
    15,227.20x = 274,112,817.58
  5. Step 5: Solve for x
    x = 274,112,817.58/15,227.20
  6. Step 6: Final answer
    x = 18,001.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.