Home / 35,884.82-49,520.67-19,751.78

Finding the Fourth Proportional to 35,884.82, 49,520.67 and 19,751.78

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Solution

The fourth proportional to 35,884.82, 49,520.67 and 19,751.78 is: 27,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,884.82 : 49,520.67 = 19,751.78 : x
  2. Step 2: Convert to fraction form
    35,884.82/49,520.67 = 19,751.78/x
  3. Step 3: Cross multiply
    35,884.82x = 49,520.67 × 19,751.78
  4. Step 4: Simplify right side
    35,884.82x = 978,121,280.53
  5. Step 5: Solve for x
    x = 978,121,280.53/35,884.82
  6. Step 6: Final answer
    x = 27,257.24

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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.