Home / 17,965.68-26,960.82-6,278.91

Finding the Fourth Proportional to 17,965.68, 26,960.82 and 6,278.91

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Solution

The fourth proportional to 17,965.68, 26,960.82 and 6,278.91 is: 9,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.68 : 26,960.82 = 6,278.91 : x
  2. Step 2: Convert to fraction form
    17,965.68/26,960.82 = 6,278.91/x
  3. Step 3: Cross multiply
    17,965.68x = 26,960.82 × 6,278.91
  4. Step 4: Simplify right side
    17,965.68x = 169,284,562.31
  5. Step 5: Solve for x
    x = 169,284,562.31/17,965.68
  6. Step 6: Final answer
    x = 9,422.66

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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.