Home / 17,515.71-26,265.75-6,414.66

Finding the Fourth Proportional to 17,515.71, 26,265.75 and 6,414.66

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Solution

The fourth proportional to 17,515.71, 26,265.75 and 6,414.66 is: 9,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.71 : 26,265.75 = 6,414.66 : x
  2. Step 2: Convert to fraction form
    17,515.71/26,265.75 = 6,414.66/x
  3. Step 3: Cross multiply
    17,515.71x = 26,265.75 × 6,414.66
  4. Step 4: Simplify right side
    17,515.71x = 168,485,855.90
  5. Step 5: Solve for x
    x = 168,485,855.90/17,515.71
  6. Step 6: Final answer
    x = 9,619.13

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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.