Home / 31,677.54-43,719.91-18,065.61

Finding the Fourth Proportional to 31,677.54, 43,719.91 and 18,065.61

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Solution

The fourth proportional to 31,677.54, 43,719.91 and 18,065.61 is: 24,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,677.54 : 43,719.91 = 18,065.61 : x
  2. Step 2: Convert to fraction form
    31,677.54/43,719.91 = 18,065.61/x
  3. Step 3: Cross multiply
    31,677.54x = 43,719.91 × 18,065.61
  4. Step 4: Simplify right side
    31,677.54x = 789,826,534.37
  5. Step 5: Solve for x
    x = 789,826,534.37/31,677.54
  6. Step 6: Final answer
    x = 24,933.33

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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.