Home / 26,175.73-36,135.89-20,193.97

Finding the Fourth Proportional to 26,175.73, 36,135.89 and 20,193.97

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Solution

The fourth proportional to 26,175.73, 36,135.89 and 20,193.97 is: 27,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,175.73 : 36,135.89 = 20,193.97 : x
  2. Step 2: Convert to fraction form
    26,175.73/36,135.89 = 20,193.97/x
  3. Step 3: Cross multiply
    26,175.73x = 36,135.89 × 20,193.97
  4. Step 4: Simplify right side
    26,175.73x = 729,726,977.61
  5. Step 5: Solve for x
    x = 729,726,977.61/26,175.73
  6. Step 6: Final answer
    x = 27,878.00

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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.