Home / 14,066.56-21,100.08-11,591.68

Finding the Fourth Proportional to 14,066.56, 21,100.08 and 11,591.68

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Solution

The fourth proportional to 14,066.56, 21,100.08 and 11,591.68 is: 17,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.56 : 21,100.08 = 11,591.68 : x
  2. Step 2: Convert to fraction form
    14,066.56/21,100.08 = 11,591.68/x
  3. Step 3: Cross multiply
    14,066.56x = 21,100.08 × 11,591.68
  4. Step 4: Simplify right side
    14,066.56x = 244,585,375.33
  5. Step 5: Solve for x
    x = 244,585,375.33/14,066.56
  6. Step 6: Final answer
    x = 17,387.72

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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.