Home / 38,489.86-57,753.02-26,661.84

Finding the Fourth Proportional to 38,489.86, 57,753.02 and 26,661.84

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Solution

The fourth proportional to 38,489.86, 57,753.02 and 26,661.84 is: 40,005.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489.86 : 57,753.02 = 26,661.84 : x
  2. Step 2: Convert to fraction form
    38,489.86/57,753.02 = 26,661.84/x
  3. Step 3: Cross multiply
    38,489.86x = 57,753.02 × 26,661.84
  4. Step 4: Simplify right side
    38,489.86x = 1,539,801,778.76
  5. Step 5: Solve for x
    x = 1,539,801,778.76/38,489.86
  6. Step 6: Final answer
    x = 40,005.39

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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.