Home / 33,324.28-45,986.11-19,721.14

Finding the Fourth Proportional to 33,324.28, 45,986.11 and 19,721.14

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Solution

The fourth proportional to 33,324.28, 45,986.11 and 19,721.14 is: 27,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,324.28 : 45,986.11 = 19,721.14 : x
  2. Step 2: Convert to fraction form
    33,324.28/45,986.11 = 19,721.14/x
  3. Step 3: Cross multiply
    33,324.28x = 45,986.11 × 19,721.14
  4. Step 4: Simplify right side
    33,324.28x = 906,898,513.37
  5. Step 5: Solve for x
    x = 906,898,513.37/33,324.28
  6. Step 6: Final answer
    x = 27,214.35

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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.