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Finding the Fourth Proportional to 35,759.34, 49,348.44 and 19,844.46

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Solution

The fourth proportional to 35,759.34, 49,348.44 and 19,844.46 is: 27,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.34 : 49,348.44 = 19,844.46 : x
  2. Step 2: Convert to fraction form
    35,759.34/49,348.44 = 19,844.46/x
  3. Step 3: Cross multiply
    35,759.34x = 49,348.44 × 19,844.46
  4. Step 4: Simplify right side
    35,759.34x = 979,293,143.64
  5. Step 5: Solve for x
    x = 979,293,143.64/35,759.34
  6. Step 6: Final answer
    x = 27,385.66

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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.