Home / 17,689.24-26,511.99-8,926.66

Finding the Fourth Proportional to 17,689.24, 26,511.99 and 8,926.66

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Solution

The fourth proportional to 17,689.24, 26,511.99 and 8,926.66 is: 13,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.24 : 26,511.99 = 8,926.66 : x
  2. Step 2: Convert to fraction form
    17,689.24/26,511.99 = 8,926.66/x
  3. Step 3: Cross multiply
    17,689.24x = 26,511.99 × 8,926.66
  4. Step 4: Simplify right side
    17,689.24x = 236,663,520.65
  5. Step 5: Solve for x
    x = 236,663,520.65/17,689.24
  6. Step 6: Final answer
    x = 13,378.95

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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.