Home / 40,287.48-60,451.02-18,116.52

Finding the Fourth Proportional to 40,287.48, 60,451.02 and 18,116.52

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Solution

The fourth proportional to 40,287.48, 60,451.02 and 18,116.52 is: 27,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.48 : 60,451.02 = 18,116.52 : x
  2. Step 2: Convert to fraction form
    40,287.48/60,451.02 = 18,116.52/x
  3. Step 3: Cross multiply
    40,287.48x = 60,451.02 × 18,116.52
  4. Step 4: Simplify right side
    40,287.48x = 1,095,162,112.85
  5. Step 5: Solve for x
    x = 1,095,162,112.85/40,287.48
  6. Step 6: Final answer
    x = 27,183.68

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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.