Home / 54,863.63-82,286.10-15,411.52

Finding the Fourth Proportional to 54,863.63, 82,286.10 and 15,411.52

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Solution

The fourth proportional to 54,863.63, 82,286.10 and 15,411.52 is: 23,114.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,863.63 : 82,286.10 = 15,411.52 : x
  2. Step 2: Convert to fraction form
    54,863.63/82,286.10 = 15,411.52/x
  3. Step 3: Cross multiply
    54,863.63x = 82,286.10 × 15,411.52
  4. Step 4: Simplify right side
    54,863.63x = 1,268,153,559.22
  5. Step 5: Solve for x
    x = 1,268,153,559.22/54,863.63
  6. Step 6: Final answer
    x = 23,114.65

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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.