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Finding the Fourth Proportional to 17,681.74, 26,521.92 and 5,994.97

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Solution

The fourth proportional to 17,681.74, 26,521.92 and 5,994.97 is: 8,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.74 : 26,521.92 = 5,994.97 : x
  2. Step 2: Convert to fraction form
    17,681.74/26,521.92 = 5,994.97/x
  3. Step 3: Cross multiply
    17,681.74x = 26,521.92 × 5,994.97
  4. Step 4: Simplify right side
    17,681.74x = 158,998,114.74
  5. Step 5: Solve for x
    x = 158,998,114.74/17,681.74
  6. Step 6: Final answer
    x = 8,992.22

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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.