Home / 41,188.93-61,734.18-18,979.94

Finding the Fourth Proportional to 41,188.93, 61,734.18 and 18,979.94

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Solution

The fourth proportional to 41,188.93, 61,734.18 and 18,979.94 is: 28,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,188.93 : 61,734.18 = 18,979.94 : x
  2. Step 2: Convert to fraction form
    41,188.93/61,734.18 = 18,979.94/x
  3. Step 3: Cross multiply
    41,188.93x = 61,734.18 × 18,979.94
  4. Step 4: Simplify right side
    41,188.93x = 1,171,711,032.35
  5. Step 5: Solve for x
    x = 1,171,711,032.35/41,188.93
  6. Step 6: Final answer
    x = 28,447.24

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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.