Home / 45,163.37-67,748.93-11,883.62

Finding the Fourth Proportional to 45,163.37, 67,748.93 and 11,883.62

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Solution

The fourth proportional to 45,163.37, 67,748.93 and 11,883.62 is: 17,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.37 : 67,748.93 = 11,883.62 : x
  2. Step 2: Convert to fraction form
    45,163.37/67,748.93 = 11,883.62/x
  3. Step 3: Cross multiply
    45,163.37x = 67,748.93 × 11,883.62
  4. Step 4: Simplify right side
    45,163.37x = 805,102,141.36
  5. Step 5: Solve for x
    x = 805,102,141.36/45,163.37
  6. Step 6: Final answer
    x = 17,826.44

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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.