Home / 36,958.06-55,436.31-11,998.07

Finding the Fourth Proportional to 36,958.06, 55,436.31 and 11,998.07

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Solution

The fourth proportional to 36,958.06, 55,436.31 and 11,998.07 is: 17,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,958.06 : 55,436.31 = 11,998.07 : x
  2. Step 2: Convert to fraction form
    36,958.06/55,436.31 = 11,998.07/x
  3. Step 3: Cross multiply
    36,958.06x = 55,436.31 × 11,998.07
  4. Step 4: Simplify right side
    36,958.06x = 665,128,727.92
  5. Step 5: Solve for x
    x = 665,128,727.92/36,958.06
  6. Step 6: Final answer
    x = 17,996.85

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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.