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Finding the Fourth Proportional to 35,860.87, 49,489.76 and 19,944.98

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Solution

The fourth proportional to 35,860.87, 49,489.76 and 19,944.98 is: 27,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.87 : 49,489.76 = 19,944.98 : x
  2. Step 2: Convert to fraction form
    35,860.87/49,489.76 = 19,944.98/x
  3. Step 3: Cross multiply
    35,860.87x = 49,489.76 × 19,944.98
  4. Step 4: Simplify right side
    35,860.87x = 987,072,273.40
  5. Step 5: Solve for x
    x = 987,072,273.40/35,860.87
  6. Step 6: Final answer
    x = 27,525.05

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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.