Home / 17,839.92-26,763.78-7,310

Finding the Fourth Proportional to 17,839.92, 26,763.78 and 7,310

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Solution

The fourth proportional to 17,839.92, 26,763.78 and 7,310 is: 10,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.92 : 26,763.78 = 7,310 : x
  2. Step 2: Convert to fraction form
    17,839.92/26,763.78 = 7,310/x
  3. Step 3: Cross multiply
    17,839.92x = 26,763.78 × 7,310
  4. Step 4: Simplify right side
    17,839.92x = 195,643,231.80
  5. Step 5: Solve for x
    x = 195,643,231.80/17,839.92
  6. Step 6: Final answer
    x = 10,966.60

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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.