Home / 15,621.26-23,431.92-5,233.01

Finding the Fourth Proportional to 15,621.26, 23,431.92 and 5,233.01

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Solution

The fourth proportional to 15,621.26, 23,431.92 and 5,233.01 is: 7,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.26 : 23,431.92 = 5,233.01 : x
  2. Step 2: Convert to fraction form
    15,621.26/23,431.92 = 5,233.01/x
  3. Step 3: Cross multiply
    15,621.26x = 23,431.92 × 5,233.01
  4. Step 4: Simplify right side
    15,621.26x = 122,619,530.26
  5. Step 5: Solve for x
    x = 122,619,530.26/15,621.26
  6. Step 6: Final answer
    x = 7,849.53

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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.