Home / 40,764.65-56,179.04-31,797.95

Finding the Fourth Proportional to 40,764.65, 56,179.04 and 31,797.95

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Solution

The fourth proportional to 40,764.65, 56,179.04 and 31,797.95 is: 43,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.65 : 56,179.04 = 31,797.95 : x
  2. Step 2: Convert to fraction form
    40,764.65/56,179.04 = 31,797.95/x
  3. Step 3: Cross multiply
    40,764.65x = 56,179.04 × 31,797.95
  4. Step 4: Simplify right side
    40,764.65x = 1,786,377,865.08
  5. Step 5: Solve for x
    x = 1,786,377,865.08/40,764.65
  6. Step 6: Final answer
    x = 43,821.74

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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.