Home / 44,679.73-67,021.89-11,400.09

Finding the Fourth Proportional to 44,679.73, 67,021.89 and 11,400.09

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Solution

The fourth proportional to 44,679.73, 67,021.89 and 11,400.09 is: 17,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,679.73 : 67,021.89 = 11,400.09 : x
  2. Step 2: Convert to fraction form
    44,679.73/67,021.89 = 11,400.09/x
  3. Step 3: Cross multiply
    44,679.73x = 67,021.89 × 11,400.09
  4. Step 4: Simplify right side
    44,679.73x = 764,055,577.97
  5. Step 5: Solve for x
    x = 764,055,577.97/44,679.73
  6. Step 6: Final answer
    x = 17,100.72

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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.