Home / 14,208.06-19,607.22-8,243.28

Finding the Fourth Proportional to 14,208.06, 19,607.22 and 8,243.28

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Solution

The fourth proportional to 14,208.06, 19,607.22 and 8,243.28 is: 11,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.06 : 19,607.22 = 8,243.28 : x
  2. Step 2: Convert to fraction form
    14,208.06/19,607.22 = 8,243.28/x
  3. Step 3: Cross multiply
    14,208.06x = 19,607.22 × 8,243.28
  4. Step 4: Simplify right side
    14,208.06x = 161,627,804.48
  5. Step 5: Solve for x
    x = 161,627,804.48/14,208.06
  6. Step 6: Final answer
    x = 11,375.78

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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.