Home / 49,818.15-74,771.09-26,142.61

Finding the Fourth Proportional to 49,818.15, 74,771.09 and 26,142.61

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Solution

The fourth proportional to 49,818.15, 74,771.09 and 26,142.61 is: 39,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818.15 : 74,771.09 = 26,142.61 : x
  2. Step 2: Convert to fraction form
    49,818.15/74,771.09 = 26,142.61/x
  3. Step 3: Cross multiply
    49,818.15x = 74,771.09 × 26,142.61
  4. Step 4: Simplify right side
    49,818.15x = 1,954,711,323.57
  5. Step 5: Solve for x
    x = 1,954,711,323.57/49,818.15
  6. Step 6: Final answer
    x = 39,236.93

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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.