Home / 14,190.40-21,247.20-10,273.60

Finding the Fourth Proportional to 14,190.40, 21,247.20 and 10,273.60

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Solution

The fourth proportional to 14,190.40, 21,247.20 and 10,273.60 is: 15,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.40 : 21,247.20 = 10,273.60 : x
  2. Step 2: Convert to fraction form
    14,190.40/21,247.20 = 10,273.60/x
  3. Step 3: Cross multiply
    14,190.40x = 21,247.20 × 10,273.60
  4. Step 4: Simplify right side
    14,190.40x = 218,285,233.92
  5. Step 5: Solve for x
    x = 218,285,233.92/14,190.40
  6. Step 6: Final answer
    x = 15,382.60

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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.