Home / 17,966.84-26,949.30-6,279.80

Finding the Fourth Proportional to 17,966.84, 26,949.30 and 6,279.80

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Solution

The fourth proportional to 17,966.84, 26,949.30 and 6,279.80 is: 9,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.84 : 26,949.30 = 6,279.80 : x
  2. Step 2: Convert to fraction form
    17,966.84/26,949.30 = 6,279.80/x
  3. Step 3: Cross multiply
    17,966.84x = 26,949.30 × 6,279.80
  4. Step 4: Simplify right side
    17,966.84x = 169,236,214.14
  5. Step 5: Solve for x
    x = 169,236,214.14/17,966.84
  6. Step 6: Final answer
    x = 9,419.36

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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.