Home / 21,626.62-32,418.87-10,532.86

Finding the Fourth Proportional to 21,626.62, 32,418.87 and 10,532.86

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Solution

The fourth proportional to 21,626.62, 32,418.87 and 10,532.86 is: 15,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.62 : 32,418.87 = 10,532.86 : x
  2. Step 2: Convert to fraction form
    21,626.62/32,418.87 = 10,532.86/x
  3. Step 3: Cross multiply
    21,626.62x = 32,418.87 × 10,532.86
  4. Step 4: Simplify right side
    21,626.62x = 341,463,419.07
  5. Step 5: Solve for x
    x = 341,463,419.07/21,626.62
  6. Step 6: Final answer
    x = 15,789.03

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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.