Home / 54,812.24-82,215.48-15,372.08

Finding the Fourth Proportional to 54,812.24, 82,215.48 and 15,372.08

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Solution

The fourth proportional to 54,812.24, 82,215.48 and 15,372.08 is: 23,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.24 : 82,215.48 = 15,372.08 : x
  2. Step 2: Convert to fraction form
    54,812.24/82,215.48 = 15,372.08/x
  3. Step 3: Cross multiply
    54,812.24x = 82,215.48 × 15,372.08
  4. Step 4: Simplify right side
    54,812.24x = 1,263,822,935.80
  5. Step 5: Solve for x
    x = 1,263,822,935.80/54,812.24
  6. Step 6: Final answer
    x = 23,057.31

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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.