Home / 54,869.79-82,304.70-15,426.92

Finding the Fourth Proportional to 54,869.79, 82,304.70 and 15,426.92

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Solution

The fourth proportional to 54,869.79, 82,304.70 and 15,426.92 is: 23,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,869.79 : 82,304.70 = 15,426.92 : x
  2. Step 2: Convert to fraction form
    54,869.79/82,304.70 = 15,426.92/x
  3. Step 3: Cross multiply
    54,869.79x = 82,304.70 × 15,426.92
  4. Step 4: Simplify right side
    54,869.79x = 1,269,708,022.52
  5. Step 5: Solve for x
    x = 1,269,708,022.52/54,869.79
  6. Step 6: Final answer
    x = 23,140.38

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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.