Home / 22,177.56-30,604.60-12,106.08

Finding the Fourth Proportional to 22,177.56, 30,604.60 and 12,106.08

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Solution

The fourth proportional to 22,177.56, 30,604.60 and 12,106.08 is: 16,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.56 : 30,604.60 = 12,106.08 : x
  2. Step 2: Convert to fraction form
    22,177.56/30,604.60 = 12,106.08/x
  3. Step 3: Cross multiply
    22,177.56x = 30,604.60 × 12,106.08
  4. Step 4: Simplify right side
    22,177.56x = 370,501,735.97
  5. Step 5: Solve for x
    x = 370,501,735.97/22,177.56
  6. Step 6: Final answer
    x = 16,706.15

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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.