Home / 18,214.58-27,321.92-5,066.96

Finding the Fourth Proportional to 18,214.58, 27,321.92 and 5,066.96

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Solution

The fourth proportional to 18,214.58, 27,321.92 and 5,066.96 is: 7,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.58 : 27,321.92 = 5,066.96 : x
  2. Step 2: Convert to fraction form
    18,214.58/27,321.92 = 5,066.96/x
  3. Step 3: Cross multiply
    18,214.58x = 27,321.92 × 5,066.96
  4. Step 4: Simplify right side
    18,214.58x = 138,438,951.82
  5. Step 5: Solve for x
    x = 138,438,951.82/18,214.58
  6. Step 6: Final answer
    x = 7,600.45

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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.