Home / 13,224.47-19,839.94-6,105.38

Finding the Fourth Proportional to 13,224.47, 19,839.94 and 6,105.38

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Solution

The fourth proportional to 13,224.47, 19,839.94 and 6,105.38 is: 9,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.47 : 19,839.94 = 6,105.38 : x
  2. Step 2: Convert to fraction form
    13,224.47/19,839.94 = 6,105.38/x
  3. Step 3: Cross multiply
    13,224.47x = 19,839.94 × 6,105.38
  4. Step 4: Simplify right side
    13,224.47x = 121,130,258.41
  5. Step 5: Solve for x
    x = 121,130,258.41/13,224.47
  6. Step 6: Final answer
    x = 9,159.56

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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.