Home / 14,214.44-19,617.36-8,247.44

Finding the Fourth Proportional to 14,214.44, 19,617.36 and 8,247.44

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Solution

The fourth proportional to 14,214.44, 19,617.36 and 8,247.44 is: 11,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.44 : 19,617.36 = 8,247.44 : x
  2. Step 2: Convert to fraction form
    14,214.44/19,617.36 = 8,247.44/x
  3. Step 3: Cross multiply
    14,214.44x = 19,617.36 × 8,247.44
  4. Step 4: Simplify right side
    14,214.44x = 161,792,999.56
  5. Step 5: Solve for x
    x = 161,792,999.56/14,214.44
  6. Step 6: Final answer
    x = 11,382.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.