Home / 40,382.54-60,560.87-13,359.86

Finding the Fourth Proportional to 40,382.54, 60,560.87 and 13,359.86

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Solution

The fourth proportional to 40,382.54, 60,560.87 and 13,359.86 is: 20,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.54 : 60,560.87 = 13,359.86 : x
  2. Step 2: Convert to fraction form
    40,382.54/60,560.87 = 13,359.86/x
  3. Step 3: Cross multiply
    40,382.54x = 60,560.87 × 13,359.86
  4. Step 4: Simplify right side
    40,382.54x = 809,084,929.48
  5. Step 5: Solve for x
    x = 809,084,929.48/40,382.54
  6. Step 6: Final answer
    x = 20,035.51

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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.