Home / 13,331.13-19,997.38-5,936.11

Finding the Fourth Proportional to 13,331.13, 19,997.38 and 5,936.11

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Solution

The fourth proportional to 13,331.13, 19,997.38 and 5,936.11 is: 8,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.13 : 19,997.38 = 5,936.11 : x
  2. Step 2: Convert to fraction form
    13,331.13/19,997.38 = 5,936.11/x
  3. Step 3: Cross multiply
    13,331.13x = 19,997.38 × 5,936.11
  4. Step 4: Simplify right side
    13,331.13x = 118,706,661.06
  5. Step 5: Solve for x
    x = 118,706,661.06/13,331.13
  6. Step 6: Final answer
    x = 8,904.47

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1.5x scale

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.