Home / 18,451.24-27,659.84-7,355.25

Finding the Fourth Proportional to 18,451.24, 27,659.84 and 7,355.25

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Solution

The fourth proportional to 18,451.24, 27,659.84 and 7,355.25 is: 11,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.24 : 27,659.84 = 7,355.25 : x
  2. Step 2: Convert to fraction form
    18,451.24/27,659.84 = 7,355.25/x
  3. Step 3: Cross multiply
    18,451.24x = 27,659.84 × 7,355.25
  4. Step 4: Simplify right side
    18,451.24x = 203,445,001.38
  5. Step 5: Solve for x
    x = 203,445,001.38/18,451.24
  6. Step 6: Final answer
    x = 11,026.09

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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.