Home / 11,832.02-17,742.85-4,431.29

Finding the Fourth Proportional to 11,832.02, 17,742.85 and 4,431.29

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Solution

The fourth proportional to 11,832.02, 17,742.85 and 4,431.29 is: 6,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.02 : 17,742.85 = 4,431.29 : x
  2. Step 2: Convert to fraction form
    11,832.02/17,742.85 = 4,431.29/x
  3. Step 3: Cross multiply
    11,832.02x = 17,742.85 × 4,431.29
  4. Step 4: Simplify right side
    11,832.02x = 78,623,724.85
  5. Step 5: Solve for x
    x = 78,623,724.85/11,832.02
  6. Step 6: Final answer
    x = 6,645.00

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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.