Home / 56,716.77-85,087.31-17,277.06

Finding the Fourth Proportional to 56,716.77, 85,087.31 and 17,277.06

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Solution

The fourth proportional to 56,716.77, 85,087.31 and 17,277.06 is: 25,919.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716.77 : 85,087.31 = 17,277.06 : x
  2. Step 2: Convert to fraction form
    56,716.77/85,087.31 = 17,277.06/x
  3. Step 3: Cross multiply
    56,716.77x = 85,087.31 × 17,277.06
  4. Step 4: Simplify right side
    56,716.77x = 1,470,058,473.72
  5. Step 5: Solve for x
    x = 1,470,058,473.72/56,716.77
  6. Step 6: Final answer
    x = 25,919.29

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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.