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Finding the Fourth Proportional to 35,797.56, 49,399.92 and 19,881.47

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Solution

The fourth proportional to 35,797.56, 49,399.92 and 19,881.47 is: 27,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,797.56 : 49,399.92 = 19,881.47 : x
  2. Step 2: Convert to fraction form
    35,797.56/49,399.92 = 19,881.47/x
  3. Step 3: Cross multiply
    35,797.56x = 49,399.92 × 19,881.47
  4. Step 4: Simplify right side
    35,797.56x = 982,142,780.48
  5. Step 5: Solve for x
    x = 982,142,780.48/35,797.56
  6. Step 6: Final answer
    x = 27,436.03

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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.