Home / 49,508.82-68,320.77-28,288.04

Finding the Fourth Proportional to 49,508.82, 68,320.77 and 28,288.04

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Solution

The fourth proportional to 49,508.82, 68,320.77 and 28,288.04 is: 39,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,508.82 : 68,320.77 = 28,288.04 : x
  2. Step 2: Convert to fraction form
    49,508.82/68,320.77 = 28,288.04/x
  3. Step 3: Cross multiply
    49,508.82x = 68,320.77 × 28,288.04
  4. Step 4: Simplify right side
    49,508.82x = 1,932,660,226.91
  5. Step 5: Solve for x
    x = 1,932,660,226.91/49,508.82
  6. Step 6: Final answer
    x = 39,036.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.