Home / 49,679.46-68,558.85-28,465.38

Finding the Fourth Proportional to 49,679.46, 68,558.85 and 28,465.38

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Solution

The fourth proportional to 49,679.46, 68,558.85 and 28,465.38 is: 39,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,679.46 : 68,558.85 = 28,465.38 : x
  2. Step 2: Convert to fraction form
    49,679.46/68,558.85 = 28,465.38/x
  3. Step 3: Cross multiply
    49,679.46x = 68,558.85 × 28,465.38
  4. Step 4: Simplify right side
    49,679.46x = 1,951,553,717.61
  5. Step 5: Solve for x
    x = 1,951,553,717.61/49,679.46
  6. Step 6: Final answer
    x = 39,282.91

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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.