Home / 33,231.93-45,834.14-21,296.38

Finding the Fourth Proportional to 33,231.93, 45,834.14 and 21,296.38

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Solution

The fourth proportional to 33,231.93, 45,834.14 and 21,296.38 is: 29,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.93 : 45,834.14 = 21,296.38 : x
  2. Step 2: Convert to fraction form
    33,231.93/45,834.14 = 21,296.38/x
  3. Step 3: Cross multiply
    33,231.93x = 45,834.14 × 21,296.38
  4. Step 4: Simplify right side
    33,231.93x = 976,101,209.17
  5. Step 5: Solve for x
    x = 976,101,209.17/33,231.93
  6. Step 6: Final answer
    x = 29,372.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.