Home / 22,182.08-33,263.42-8,321.36

Finding the Fourth Proportional to 22,182.08, 33,263.42 and 8,321.36

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Solution

The fourth proportional to 22,182.08, 33,263.42 and 8,321.36 is: 12,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.08 : 33,263.42 = 8,321.36 : x
  2. Step 2: Convert to fraction form
    22,182.08/33,263.42 = 8,321.36/x
  3. Step 3: Cross multiply
    22,182.08x = 33,263.42 × 8,321.36
  4. Step 4: Simplify right side
    22,182.08x = 276,796,892.65
  5. Step 5: Solve for x
    x = 276,796,892.65/22,182.08
  6. Step 6: Final answer
    x = 12,478.40

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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.