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Finding the Fourth Proportional to 35,860.50, 49,486.14 and 19,944.54

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Solution

The fourth proportional to 35,860.50, 49,486.14 and 19,944.54 is: 27,522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.50 : 49,486.14 = 19,944.54 : x
  2. Step 2: Convert to fraction form
    35,860.50/49,486.14 = 19,944.54/x
  3. Step 3: Cross multiply
    35,860.50x = 49,486.14 × 19,944.54
  4. Step 4: Simplify right side
    35,860.50x = 986,978,298.68
  5. Step 5: Solve for x
    x = 986,978,298.68/35,860.50
  6. Step 6: Final answer
    x = 27,522.71

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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.