Home / 49,827.10-68,722.52-31,923.78

Finding the Fourth Proportional to 49,827.10, 68,722.52 and 31,923.78

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Solution

The fourth proportional to 49,827.10, 68,722.52 and 31,923.78 is: 44,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,827.10 : 68,722.52 = 31,923.78 : x
  2. Step 2: Convert to fraction form
    49,827.10/68,722.52 = 31,923.78/x
  3. Step 3: Cross multiply
    49,827.10x = 68,722.52 × 31,923.78
  4. Step 4: Simplify right side
    49,827.10x = 2,193,882,449.91
  5. Step 5: Solve for x
    x = 2,193,882,449.91/49,827.10
  6. Step 6: Final answer
    x = 44,029.91

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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.