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Finding the Fourth Proportional to 27,149.58, 40,695.94 and 11,363.65

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Solution

The fourth proportional to 27,149.58, 40,695.94 and 11,363.65 is: 17,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.58 : 40,695.94 = 11,363.65 : x
  2. Step 2: Convert to fraction form
    27,149.58/40,695.94 = 11,363.65/x
  3. Step 3: Cross multiply
    27,149.58x = 40,695.94 × 11,363.65
  4. Step 4: Simplify right side
    27,149.58x = 462,454,418.58
  5. Step 5: Solve for x
    x = 462,454,418.58/27,149.58
  6. Step 6: Final answer
    x = 17,033.58

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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.