Home / 26,565.54-39,796.47-20,694.66

Finding the Fourth Proportional to 26,565.54, 39,796.47 and 20,694.66

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Solution

The fourth proportional to 26,565.54, 39,796.47 and 20,694.66 is: 31,001.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,565.54 : 39,796.47 = 20,694.66 : x
  2. Step 2: Convert to fraction form
    26,565.54/39,796.47 = 20,694.66/x
  3. Step 3: Cross multiply
    26,565.54x = 39,796.47 × 20,694.66
  4. Step 4: Simplify right side
    26,565.54x = 823,574,415.85
  5. Step 5: Solve for x
    x = 823,574,415.85/26,565.54
  6. Step 6: Final answer
    x = 31,001.61

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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.