Home / 23,889.20-32,967.09-13,278.85

Finding the Fourth Proportional to 23,889.20, 32,967.09 and 13,278.85

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Solution

The fourth proportional to 23,889.20, 32,967.09 and 13,278.85 is: 18,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,889.20 : 32,967.09 = 13,278.85 : x
  2. Step 2: Convert to fraction form
    23,889.20/32,967.09 = 13,278.85/x
  3. Step 3: Cross multiply
    23,889.20x = 32,967.09 × 13,278.85
  4. Step 4: Simplify right side
    23,889.20x = 437,765,043.05
  5. Step 5: Solve for x
    x = 437,765,043.05/23,889.20
  6. Step 6: Final answer
    x = 18,324.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.