Home / 33,233.31-45,836.04-21,297.76

Finding the Fourth Proportional to 33,233.31, 45,836.04 and 21,297.76

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Solution

The fourth proportional to 33,233.31, 45,836.04 and 21,297.76 is: 29,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.31 : 45,836.04 = 21,297.76 : x
  2. Step 2: Convert to fraction form
    33,233.31/45,836.04 = 21,297.76/x
  3. Step 3: Cross multiply
    33,233.31x = 45,836.04 × 21,297.76
  4. Step 4: Simplify right side
    33,233.31x = 976,204,979.27
  5. Step 5: Solve for x
    x = 976,204,979.27/33,233.31
  6. Step 6: Final answer
    x = 29,374.29

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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.