Home / 54,914.20-82,386.79-15,471.66

Finding the Fourth Proportional to 54,914.20, 82,386.79 and 15,471.66

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Solution

The fourth proportional to 54,914.20, 82,386.79 and 15,471.66 is: 23,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,914.20 : 82,386.79 = 15,471.66 : x
  2. Step 2: Convert to fraction form
    54,914.20/82,386.79 = 15,471.66/x
  3. Step 3: Cross multiply
    54,914.20x = 82,386.79 × 15,471.66
  4. Step 4: Simplify right side
    54,914.20x = 1,274,660,030.12
  5. Step 5: Solve for x
    x = 1,274,660,030.12/54,914.20
  6. Step 6: Final answer
    x = 23,211.85

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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.