Home / 20,020.60-27,626.03-11,066.89

Finding the Fourth Proportional to 20,020.60, 27,626.03 and 11,066.89

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Solution

The fourth proportional to 20,020.60, 27,626.03 and 11,066.89 is: 15,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.60 : 27,626.03 = 11,066.89 : x
  2. Step 2: Convert to fraction form
    20,020.60/27,626.03 = 11,066.89/x
  3. Step 3: Cross multiply
    20,020.60x = 27,626.03 × 11,066.89
  4. Step 4: Simplify right side
    20,020.60x = 305,734,204.05
  5. Step 5: Solve for x
    x = 305,734,204.05/20,020.60
  6. Step 6: Final answer
    x = 15,270.98

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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.