Home / 17,943.68-26,873.78-17,320.76

Finding the Fourth Proportional to 17,943.68, 26,873.78 and 17,320.76

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Solution

The fourth proportional to 17,943.68, 26,873.78 and 17,320.76 is: 25,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.68 : 26,873.78 = 17,320.76 : x
  2. Step 2: Convert to fraction form
    17,943.68/26,873.78 = 17,320.76/x
  3. Step 3: Cross multiply
    17,943.68x = 26,873.78 × 17,320.76
  4. Step 4: Simplify right side
    17,943.68x = 465,474,293.67
  5. Step 5: Solve for x
    x = 465,474,293.67/17,943.68
  6. Step 6: Final answer
    x = 25,940.85

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1.5x scale

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.