Home / 27,340.68-40,982.58-19,826.04

Finding the Fourth Proportional to 27,340.68, 40,982.58 and 19,826.04

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Solution

The fourth proportional to 27,340.68, 40,982.58 and 19,826.04 is: 29,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.68 : 40,982.58 = 19,826.04 : x
  2. Step 2: Convert to fraction form
    27,340.68/40,982.58 = 19,826.04/x
  3. Step 3: Cross multiply
    27,340.68x = 40,982.58 × 19,826.04
  4. Step 4: Simplify right side
    27,340.68x = 812,522,270.38
  5. Step 5: Solve for x
    x = 812,522,270.38/27,340.68
  6. Step 6: Final answer
    x = 29,718.44

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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.