Home / 14,327.28-19,768.66-8,194.16

Finding the Fourth Proportional to 14,327.28, 19,768.66 and 8,194.16

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Solution

The fourth proportional to 14,327.28, 19,768.66 and 8,194.16 is: 11,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.28 : 19,768.66 = 8,194.16 : x
  2. Step 2: Convert to fraction form
    14,327.28/19,768.66 = 8,194.16/x
  3. Step 3: Cross multiply
    14,327.28x = 19,768.66 × 8,194.16
  4. Step 4: Simplify right side
    14,327.28x = 161,987,591.96
  5. Step 5: Solve for x
    x = 161,987,591.96/14,327.28
  6. Step 6: Final answer
    x = 11,306.23

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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.