Home / 22,128.63-33,199.43-6,546.66

Finding the Fourth Proportional to 22,128.63, 33,199.43 and 6,546.66

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Solution

The fourth proportional to 22,128.63, 33,199.43 and 6,546.66 is: 9,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128.63 : 33,199.43 = 6,546.66 : x
  2. Step 2: Convert to fraction form
    22,128.63/33,199.43 = 6,546.66/x
  3. Step 3: Cross multiply
    22,128.63x = 33,199.43 × 6,546.66
  4. Step 4: Simplify right side
    22,128.63x = 217,345,380.40
  5. Step 5: Solve for x
    x = 217,345,380.40/22,128.63
  6. Step 6: Final answer
    x = 9,821.91

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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.