Home / 40,712.45-61,069.48-26,761.41

Finding the Fourth Proportional to 40,712.45, 61,069.48 and 26,761.41

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Solution

The fourth proportional to 40,712.45, 61,069.48 and 26,761.41 is: 40,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.45 : 61,069.48 = 26,761.41 : x
  2. Step 2: Convert to fraction form
    40,712.45/61,069.48 = 26,761.41/x
  3. Step 3: Cross multiply
    40,712.45x = 61,069.48 × 26,761.41
  4. Step 4: Simplify right side
    40,712.45x = 1,634,305,325.86
  5. Step 5: Solve for x
    x = 1,634,305,325.86/40,712.45
  6. Step 6: Final answer
    x = 40,142.65

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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.