Home / 40,391.76-60,619.02-27,998.52

Finding the Fourth Proportional to 40,391.76, 60,619.02 and 27,998.52

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Solution

The fourth proportional to 40,391.76, 60,619.02 and 27,998.52 is: 42,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.76 : 60,619.02 = 27,998.52 : x
  2. Step 2: Convert to fraction form
    40,391.76/60,619.02 = 27,998.52/x
  3. Step 3: Cross multiply
    40,391.76x = 60,619.02 × 27,998.52
  4. Step 4: Simplify right side
    40,391.76x = 1,697,242,843.85
  5. Step 5: Solve for x
    x = 1,697,242,843.85/40,391.76
  6. Step 6: Final answer
    x = 42,019.53

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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.