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Finding the Fourth Proportional to 17,801.29, 26,703.77 and 6,717.31

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Solution

The fourth proportional to 17,801.29, 26,703.77 and 6,717.31 is: 10,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.29 : 26,703.77 = 6,717.31 : x
  2. Step 2: Convert to fraction form
    17,801.29/26,703.77 = 6,717.31/x
  3. Step 3: Cross multiply
    17,801.29x = 26,703.77 × 6,717.31
  4. Step 4: Simplify right side
    17,801.29x = 179,377,400.91
  5. Step 5: Solve for x
    x = 179,377,400.91/17,801.29
  6. Step 6: Final answer
    x = 10,076.65

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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.