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Finding the Fourth Proportional to 35,745.62, 49,334.85 and 19,835.19

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Solution

The fourth proportional to 35,745.62, 49,334.85 and 19,835.19 is: 27,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.62 : 49,334.85 = 19,835.19 : x
  2. Step 2: Convert to fraction form
    35,745.62/49,334.85 = 19,835.19/x
  3. Step 3: Cross multiply
    35,745.62x = 49,334.85 × 19,835.19
  4. Step 4: Simplify right side
    35,745.62x = 978,566,123.37
  5. Step 5: Solve for x
    x = 978,566,123.37/35,745.62
  6. Step 6: Final answer
    x = 27,375.84

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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.