Home / 33,871.92-46,712.79-21,922.80

Finding the Fourth Proportional to 33,871.92, 46,712.79 and 21,922.80

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Solution

The fourth proportional to 33,871.92, 46,712.79 and 21,922.80 is: 30,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.92 : 46,712.79 = 21,922.80 : x
  2. Step 2: Convert to fraction form
    33,871.92/46,712.79 = 21,922.80/x
  3. Step 3: Cross multiply
    33,871.92x = 46,712.79 × 21,922.80
  4. Step 4: Simplify right side
    33,871.92x = 1,024,075,152.61
  5. Step 5: Solve for x
    x = 1,024,075,152.61/33,871.92
  6. Step 6: Final answer
    x = 30,233.75

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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.