Home / 33,998.76-51,028.11-18,216.72

Finding the Fourth Proportional to 33,998.76, 51,028.11 and 18,216.72

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Solution

The fourth proportional to 33,998.76, 51,028.11 and 18,216.72 is: 27,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,998.76 : 51,028.11 = 18,216.72 : x
  2. Step 2: Convert to fraction form
    33,998.76/51,028.11 = 18,216.72/x
  3. Step 3: Cross multiply
    33,998.76x = 51,028.11 × 18,216.72
  4. Step 4: Simplify right side
    33,998.76x = 929,564,792.00
  5. Step 5: Solve for x
    x = 929,564,792.00/33,998.76
  6. Step 6: Final answer
    x = 27,341.14

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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.