Home / 26,739.33-36,906.47-17,787.21

Finding the Fourth Proportional to 26,739.33, 36,906.47 and 17,787.21

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Solution

The fourth proportional to 26,739.33, 36,906.47 and 17,787.21 is: 24,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.33 : 36,906.47 = 17,787.21 : x
  2. Step 2: Convert to fraction form
    26,739.33/36,906.47 = 17,787.21/x
  3. Step 3: Cross multiply
    26,739.33x = 36,906.47 × 17,787.21
  4. Step 4: Simplify right side
    26,739.33x = 656,463,132.25
  5. Step 5: Solve for x
    x = 656,463,132.25/26,739.33
  6. Step 6: Final answer
    x = 24,550.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.