Home / 33,472.20-46,222.88-21,556.29

Finding the Fourth Proportional to 33,472.20, 46,222.88 and 21,556.29

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Solution

The fourth proportional to 33,472.20, 46,222.88 and 21,556.29 is: 29,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472.20 : 46,222.88 = 21,556.29 : x
  2. Step 2: Convert to fraction form
    33,472.20/46,222.88 = 21,556.29/x
  3. Step 3: Cross multiply
    33,472.20x = 46,222.88 × 21,556.29
  4. Step 4: Simplify right side
    33,472.20x = 996,393,698.13
  5. Step 5: Solve for x
    x = 996,393,698.13/33,472.20
  6. Step 6: Final answer
    x = 29,767.80

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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.