Home / 26,748.65-40,122.88-8,028.61

Finding the Fourth Proportional to 26,748.65, 40,122.88 and 8,028.61

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Solution

The fourth proportional to 26,748.65, 40,122.88 and 8,028.61 is: 12,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.65 : 40,122.88 = 8,028.61 : x
  2. Step 2: Convert to fraction form
    26,748.65/40,122.88 = 8,028.61/x
  3. Step 3: Cross multiply
    26,748.65x = 40,122.88 × 8,028.61
  4. Step 4: Simplify right side
    26,748.65x = 322,130,775.04
  5. Step 5: Solve for x
    x = 322,130,775.04/26,748.65
  6. Step 6: Final answer
    x = 12,042.88

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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.