Home / 26,669.71-39,906.07-21,945.79

Finding the Fourth Proportional to 26,669.71, 39,906.07 and 21,945.79

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Solution

The fourth proportional to 26,669.71, 39,906.07 and 21,945.79 is: 32,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.71 : 39,906.07 = 21,945.79 : x
  2. Step 2: Convert to fraction form
    26,669.71/39,906.07 = 21,945.79/x
  3. Step 3: Cross multiply
    26,669.71x = 39,906.07 × 21,945.79
  4. Step 4: Simplify right side
    26,669.71x = 875,770,002.49
  5. Step 5: Solve for x
    x = 875,770,002.49/26,669.71
  6. Step 6: Final answer
    x = 32,837.63

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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.