Home / 35,773.92-49,369.30-21,618.56

Finding the Fourth Proportional to 35,773.92, 49,369.30 and 21,618.56

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Solution

The fourth proportional to 35,773.92, 49,369.30 and 21,618.56 is: 29,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.92 : 49,369.30 = 21,618.56 : x
  2. Step 2: Convert to fraction form
    35,773.92/49,369.30 = 21,618.56/x
  3. Step 3: Cross multiply
    35,773.92x = 49,369.30 × 21,618.56
  4. Step 4: Simplify right side
    35,773.92x = 1,067,293,243.58
  5. Step 5: Solve for x
    x = 1,067,293,243.58/35,773.92
  6. Step 6: Final answer
    x = 29,834.39

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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.