Home / 11,621.24-17,451.30-11,530.52

Finding the Fourth Proportional to 11,621.24, 17,451.30 and 11,530.52

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Solution

The fourth proportional to 11,621.24, 17,451.30 and 11,530.52 is: 17,315.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.24 : 17,451.30 = 11,530.52 : x
  2. Step 2: Convert to fraction form
    11,621.24/17,451.30 = 11,530.52/x
  3. Step 3: Cross multiply
    11,621.24x = 17,451.30 × 11,530.52
  4. Step 4: Simplify right side
    11,621.24x = 201,222,563.68
  5. Step 5: Solve for x
    x = 201,222,563.68/11,621.24
  6. Step 6: Final answer
    x = 17,315.07

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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.