Home / 17,963.46-26,926.77-8,109.66

Finding the Fourth Proportional to 17,963.46, 26,926.77 and 8,109.66

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Solution

The fourth proportional to 17,963.46, 26,926.77 and 8,109.66 is: 12,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,963.46 : 26,926.77 = 8,109.66 : x
  2. Step 2: Convert to fraction form
    17,963.46/26,926.77 = 8,109.66/x
  3. Step 3: Cross multiply
    17,963.46x = 26,926.77 × 8,109.66
  4. Step 4: Simplify right side
    17,963.46x = 218,366,949.60
  5. Step 5: Solve for x
    x = 218,366,949.60/17,963.46
  6. Step 6: Final answer
    x = 12,156.17

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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.