Home / 33,324.24-45,982.98-21,403.72

Finding the Fourth Proportional to 33,324.24, 45,982.98 and 21,403.72

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Solution

The fourth proportional to 33,324.24, 45,982.98 and 21,403.72 is: 29,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,324.24 : 45,982.98 = 21,403.72 : x
  2. Step 2: Convert to fraction form
    33,324.24/45,982.98 = 21,403.72/x
  3. Step 3: Cross multiply
    33,324.24x = 45,982.98 × 21,403.72
  4. Step 4: Simplify right side
    33,324.24x = 984,206,828.69
  5. Step 5: Solve for x
    x = 984,206,828.69/33,324.24
  6. Step 6: Final answer
    x = 29,534.26

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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.