Home / 22,438.12-33,662.12-6,856.96

Finding the Fourth Proportional to 22,438.12, 33,662.12 and 6,856.96

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Solution

The fourth proportional to 22,438.12, 33,662.12 and 6,856.96 is: 10,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.12 : 33,662.12 = 6,856.96 : x
  2. Step 2: Convert to fraction form
    22,438.12/33,662.12 = 6,856.96/x
  3. Step 3: Cross multiply
    22,438.12x = 33,662.12 × 6,856.96
  4. Step 4: Simplify right side
    22,438.12x = 230,819,810.36
  5. Step 5: Solve for x
    x = 230,819,810.36/22,438.12
  6. Step 6: Final answer
    x = 10,286.95

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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.