Home / 22,166.84-30,591.41-12,736.01

Finding the Fourth Proportional to 22,166.84, 30,591.41 and 12,736.01

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Solution

The fourth proportional to 22,166.84, 30,591.41 and 12,736.01 is: 17,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.84 : 30,591.41 = 12,736.01 : x
  2. Step 2: Convert to fraction form
    22,166.84/30,591.41 = 12,736.01/x
  3. Step 3: Cross multiply
    22,166.84x = 30,591.41 × 12,736.01
  4. Step 4: Simplify right side
    22,166.84x = 389,612,287.04
  5. Step 5: Solve for x
    x = 389,612,287.04/22,166.84
  6. Step 6: Final answer
    x = 17,576.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.