Home / 22,080.96-33,130.08-8,226.72

Finding the Fourth Proportional to 22,080.96, 33,130.08 and 8,226.72

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Solution

The fourth proportional to 22,080.96, 33,130.08 and 8,226.72 is: 12,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,080.96 : 33,130.08 = 8,226.72 : x
  2. Step 2: Convert to fraction form
    22,080.96/33,130.08 = 8,226.72/x
  3. Step 3: Cross multiply
    22,080.96x = 33,130.08 × 8,226.72
  4. Step 4: Simplify right side
    22,080.96x = 272,551,891.74
  5. Step 5: Solve for x
    x = 272,551,891.74/22,080.96
  6. Step 6: Final answer
    x = 12,343.30

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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.