Home / 33,989.62-46,922.73-21,249.88

Finding the Fourth Proportional to 33,989.62, 46,922.73 and 21,249.88

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Solution

The fourth proportional to 33,989.62, 46,922.73 and 21,249.88 is: 29,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.62 : 46,922.73 = 21,249.88 : x
  2. Step 2: Convert to fraction form
    33,989.62/46,922.73 = 21,249.88/x
  3. Step 3: Cross multiply
    33,989.62x = 46,922.73 × 21,249.88
  4. Step 4: Simplify right side
    33,989.62x = 997,102,381.77
  5. Step 5: Solve for x
    x = 997,102,381.77/33,989.62
  6. Step 6: Final answer
    x = 29,335.50

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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.