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Finding the Fourth Proportional to 35,859.68, 49,486.99 and 19,944.13

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Solution

The fourth proportional to 35,859.68, 49,486.99 and 19,944.13 is: 27,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,859.68 : 49,486.99 = 19,944.13 : x
  2. Step 2: Convert to fraction form
    35,859.68/49,486.99 = 19,944.13/x
  3. Step 3: Cross multiply
    35,859.68x = 49,486.99 × 19,944.13
  4. Step 4: Simplify right side
    35,859.68x = 986,974,961.87
  5. Step 5: Solve for x
    x = 986,974,961.87/35,859.68
  6. Step 6: Final answer
    x = 27,523.25

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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.