Home / 21,898.13-32,850.43-10,204.97

Finding the Fourth Proportional to 21,898.13, 32,850.43 and 10,204.97

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Solution

The fourth proportional to 21,898.13, 32,850.43 and 10,204.97 is: 15,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,898.13 : 32,850.43 = 10,204.97 : x
  2. Step 2: Convert to fraction form
    21,898.13/32,850.43 = 10,204.97/x
  3. Step 3: Cross multiply
    21,898.13x = 32,850.43 × 10,204.97
  4. Step 4: Simplify right side
    21,898.13x = 335,237,462.87
  5. Step 5: Solve for x
    x = 335,237,462.87/21,898.13
  6. Step 6: Final answer
    x = 15,308.96

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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.