Home / 12,101.29-18,133.44-5,077.49

Finding the Fourth Proportional to 12,101.29, 18,133.44 and 5,077.49

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Solution

The fourth proportional to 12,101.29, 18,133.44 and 5,077.49 is: 7,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.29 : 18,133.44 = 5,077.49 : x
  2. Step 2: Convert to fraction form
    12,101.29/18,133.44 = 5,077.49/x
  3. Step 3: Cross multiply
    12,101.29x = 18,133.44 × 5,077.49
  4. Step 4: Simplify right side
    12,101.29x = 92,072,405.60
  5. Step 5: Solve for x
    x = 92,072,405.60/12,101.29
  6. Step 6: Final answer
    x = 7,608.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.