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Finding the Fourth Proportional to 35,796.92, 49,401.40 and 19,881.44

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Solution

The fourth proportional to 35,796.92, 49,401.40 and 19,881.44 is: 27,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,796.92 : 49,401.40 = 19,881.44 : x
  2. Step 2: Convert to fraction form
    35,796.92/49,401.40 = 19,881.44/x
  3. Step 3: Cross multiply
    35,796.92x = 49,401.40 × 19,881.44
  4. Step 4: Simplify right side
    35,796.92x = 982,170,970.02
  5. Step 5: Solve for x
    x = 982,170,970.02/35,796.92
  6. Step 6: Final answer
    x = 27,437.30

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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.