Home / 23,621.63-35,420.90-11,131.02

Finding the Fourth Proportional to 23,621.63, 35,420.90 and 11,131.02

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Solution

The fourth proportional to 23,621.63, 35,420.90 and 11,131.02 is: 16,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.63 : 35,420.90 = 11,131.02 : x
  2. Step 2: Convert to fraction form
    23,621.63/35,420.90 = 11,131.02/x
  3. Step 3: Cross multiply
    23,621.63x = 35,420.90 × 11,131.02
  4. Step 4: Simplify right side
    23,621.63x = 394,270,690.66
  5. Step 5: Solve for x
    x = 394,270,690.66/23,621.63
  6. Step 6: Final answer
    x = 16,691.09

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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.