Home / 22,021.80-33,032.70-8,176.20

Finding the Fourth Proportional to 22,021.80, 33,032.70 and 8,176.20

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Solution

The fourth proportional to 22,021.80, 33,032.70 and 8,176.20 is: 12,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.80 : 33,032.70 = 8,176.20 : x
  2. Step 2: Convert to fraction form
    22,021.80/33,032.70 = 8,176.20/x
  3. Step 3: Cross multiply
    22,021.80x = 33,032.70 × 8,176.20
  4. Step 4: Simplify right side
    22,021.80x = 270,081,961.74
  5. Step 5: Solve for x
    x = 270,081,961.74/22,021.80
  6. Step 6: Final answer
    x = 12,264.30

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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.