Home / 48,815.38-73,139.47-26,644.32

Finding the Fourth Proportional to 48,815.38, 73,139.47 and 26,644.32

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Solution

The fourth proportional to 48,815.38, 73,139.47 and 26,644.32 is: 39,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.38 : 73,139.47 = 26,644.32 : x
  2. Step 2: Convert to fraction form
    48,815.38/73,139.47 = 26,644.32/x
  3. Step 3: Cross multiply
    48,815.38x = 73,139.47 × 26,644.32
  4. Step 4: Simplify right side
    48,815.38x = 1,948,751,443.31
  5. Step 5: Solve for x
    x = 1,948,751,443.31/48,815.38
  6. Step 6: Final answer
    x = 39,920.85

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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.