Home / 35,163.81-52,727.78-11,456.12

Finding the Fourth Proportional to 35,163.81, 52,727.78 and 11,456.12

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Solution

The fourth proportional to 35,163.81, 52,727.78 and 11,456.12 is: 17,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,163.81 : 52,727.78 = 11,456.12 : x
  2. Step 2: Convert to fraction form
    35,163.81/52,727.78 = 11,456.12/x
  3. Step 3: Cross multiply
    35,163.81x = 52,727.78 × 11,456.12
  4. Step 4: Simplify right side
    35,163.81x = 604,055,454.09
  5. Step 5: Solve for x
    x = 604,055,454.09/35,163.81
  6. Step 6: Final answer
    x = 17,178.33

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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.