Home / 22,147.72-33,234.84-8,999.08

Finding the Fourth Proportional to 22,147.72, 33,234.84 and 8,999.08

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Solution

The fourth proportional to 22,147.72, 33,234.84 and 8,999.08 is: 13,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.72 : 33,234.84 = 8,999.08 : x
  2. Step 2: Convert to fraction form
    22,147.72/33,234.84 = 8,999.08/x
  3. Step 3: Cross multiply
    22,147.72x = 33,234.84 × 8,999.08
  4. Step 4: Simplify right side
    22,147.72x = 299,082,983.95
  5. Step 5: Solve for x
    x = 299,082,983.95/22,147.72
  6. Step 6: Final answer
    x = 13,504.01

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1.5x scale

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.