Home / 56,717.58-85,076.37-15,163.50

Finding the Fourth Proportional to 56,717.58, 85,076.37 and 15,163.50

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Solution

The fourth proportional to 56,717.58, 85,076.37 and 15,163.50 is: 22,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,717.58 : 85,076.37 = 15,163.50 : x
  2. Step 2: Convert to fraction form
    56,717.58/85,076.37 = 15,163.50/x
  3. Step 3: Cross multiply
    56,717.58x = 85,076.37 × 15,163.50
  4. Step 4: Simplify right side
    56,717.58x = 1,290,055,536.50
  5. Step 5: Solve for x
    x = 1,290,055,536.50/56,717.58
  6. Step 6: Final answer
    x = 22,745.25

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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.