Home / 15,272.73-22,858.05-8,697.15

Finding the Fourth Proportional to 15,272.73, 22,858.05 and 8,697.15

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Solution

The fourth proportional to 15,272.73, 22,858.05 and 8,697.15 is: 13,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.73 : 22,858.05 = 8,697.15 : x
  2. Step 2: Convert to fraction form
    15,272.73/22,858.05 = 8,697.15/x
  3. Step 3: Cross multiply
    15,272.73x = 22,858.05 × 8,697.15
  4. Step 4: Simplify right side
    15,272.73x = 198,799,889.56
  5. Step 5: Solve for x
    x = 198,799,889.56/15,272.73
  6. Step 6: Final answer
    x = 13,016.66

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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.