Home / 22,489.58-33,728.49-6,690.36

Finding the Fourth Proportional to 22,489.58, 33,728.49 and 6,690.36

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Solution

The fourth proportional to 22,489.58, 33,728.49 and 6,690.36 is: 10,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.58 : 33,728.49 = 6,690.36 : x
  2. Step 2: Convert to fraction form
    22,489.58/33,728.49 = 6,690.36/x
  3. Step 3: Cross multiply
    22,489.58x = 33,728.49 × 6,690.36
  4. Step 4: Simplify right side
    22,489.58x = 225,655,740.36
  5. Step 5: Solve for x
    x = 225,655,740.36/22,489.58
  6. Step 6: Final answer
    x = 10,033.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.