Home / 39,716.77-59,546.31-18,645.97

Finding the Fourth Proportional to 39,716.77, 59,546.31 and 18,645.97

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Solution

The fourth proportional to 39,716.77, 59,546.31 and 18,645.97 is: 27,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,716.77 : 59,546.31 = 18,645.97 : x
  2. Step 2: Convert to fraction form
    39,716.77/59,546.31 = 18,645.97/x
  3. Step 3: Cross multiply
    39,716.77x = 59,546.31 × 18,645.97
  4. Step 4: Simplify right side
    39,716.77x = 1,110,298,602.73
  5. Step 5: Solve for x
    x = 1,110,298,602.73/39,716.77
  6. Step 6: Final answer
    x = 27,955.41

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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.