Home / 33,721.85-46,527.98-21,616.80

Finding the Fourth Proportional to 33,721.85, 46,527.98 and 21,616.80

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Solution

The fourth proportional to 33,721.85, 46,527.98 and 21,616.80 is: 29,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.85 : 46,527.98 = 21,616.80 : x
  2. Step 2: Convert to fraction form
    33,721.85/46,527.98 = 21,616.80/x
  3. Step 3: Cross multiply
    33,721.85x = 46,527.98 × 21,616.80
  4. Step 4: Simplify right side
    33,721.85x = 1,005,786,092.11
  5. Step 5: Solve for x
    x = 1,005,786,092.11/33,721.85
  6. Step 6: Final answer
    x = 29,825.95

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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.