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Finding the Fourth Proportional to 17,703.81, 26,546.13 and 8,799.66

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Solution

The fourth proportional to 17,703.81, 26,546.13 and 8,799.66 is: 13,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.81 : 26,546.13 = 8,799.66 : x
  2. Step 2: Convert to fraction form
    17,703.81/26,546.13 = 8,799.66/x
  3. Step 3: Cross multiply
    17,703.81x = 26,546.13 × 8,799.66
  4. Step 4: Simplify right side
    17,703.81x = 233,596,918.32
  5. Step 5: Solve for x
    x = 233,596,918.32/17,703.81
  6. Step 6: Final answer
    x = 13,194.73

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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.