Home / 15,119.46-22,664.61-7,324.02

Finding the Fourth Proportional to 15,119.46, 22,664.61 and 7,324.02

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Solution

The fourth proportional to 15,119.46, 22,664.61 and 7,324.02 is: 10,978.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.46 : 22,664.61 = 7,324.02 : x
  2. Step 2: Convert to fraction form
    15,119.46/22,664.61 = 7,324.02/x
  3. Step 3: Cross multiply
    15,119.46x = 22,664.61 × 7,324.02
  4. Step 4: Simplify right side
    15,119.46x = 165,996,056.93
  5. Step 5: Solve for x
    x = 165,996,056.93/15,119.46
  6. Step 6: Final answer
    x = 10,978.97

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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.