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Finding the Fourth Proportional to 32,843, 45,323.34 and 17,939

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Solution

The fourth proportional to 32,843, 45,323.34 and 17,939 is: 24,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,843 : 45,323.34 = 17,939 : x
  2. Step 2: Convert to fraction form
    32,843/45,323.34 = 17,939/x
  3. Step 3: Cross multiply
    32,843x = 45,323.34 × 17,939
  4. Step 4: Simplify right side
    32,843x = 813,055,396.26
  5. Step 5: Solve for x
    x = 813,055,396.26/32,843
  6. Step 6: Final answer
    x = 24,755.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.