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Finding the Fourth Proportional to 35,796.98, 49,401.08 and 19,881.70

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Solution

The fourth proportional to 35,796.98, 49,401.08 and 19,881.70 is: 27,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,796.98 : 49,401.08 = 19,881.70 : x
  2. Step 2: Convert to fraction form
    35,796.98/49,401.08 = 19,881.70/x
  3. Step 3: Cross multiply
    35,796.98x = 49,401.08 × 19,881.70
  4. Step 4: Simplify right side
    35,796.98x = 982,177,452.24
  5. Step 5: Solve for x
    x = 982,177,452.24/35,796.98
  6. Step 6: Final answer
    x = 27,437.44

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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.