Home / 54,812.15-82,230.37-17,374.45

Finding the Fourth Proportional to 54,812.15, 82,230.37 and 17,374.45

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Solution

The fourth proportional to 54,812.15, 82,230.37 and 17,374.45 is: 26,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.15 : 82,230.37 = 17,374.45 : x
  2. Step 2: Convert to fraction form
    54,812.15/82,230.37 = 17,374.45/x
  3. Step 3: Cross multiply
    54,812.15x = 82,230.37 × 17,374.45
  4. Step 4: Simplify right side
    54,812.15x = 1,428,707,452.05
  5. Step 5: Solve for x
    x = 1,428,707,452.05/54,812.15
  6. Step 6: Final answer
    x = 26,065.52

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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.