Home / 12,027.21-18,044.12-5,010.51

Finding the Fourth Proportional to 12,027.21, 18,044.12 and 5,010.51

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Solution

The fourth proportional to 12,027.21, 18,044.12 and 5,010.51 is: 7,517.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.21 : 18,044.12 = 5,010.51 : x
  2. Step 2: Convert to fraction form
    12,027.21/18,044.12 = 5,010.51/x
  3. Step 3: Cross multiply
    12,027.21x = 18,044.12 × 5,010.51
  4. Step 4: Simplify right side
    12,027.21x = 90,410,243.70
  5. Step 5: Solve for x
    x = 90,410,243.70/12,027.21
  6. Step 6: Final answer
    x = 7,517.14

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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.