Home / 15,324.86-22,986.67-5,331.90

Finding the Fourth Proportional to 15,324.86, 22,986.67 and 5,331.90

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Solution

The fourth proportional to 15,324.86, 22,986.67 and 5,331.90 is: 7,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,324.86 : 22,986.67 = 5,331.90 : x
  2. Step 2: Convert to fraction form
    15,324.86/22,986.67 = 5,331.90/x
  3. Step 3: Cross multiply
    15,324.86x = 22,986.67 × 5,331.90
  4. Step 4: Simplify right side
    15,324.86x = 122,562,546.24
  5. Step 5: Solve for x
    x = 122,562,546.24/15,324.86
  6. Step 6: Final answer
    x = 7,997.63

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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.