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Finding the Fourth Proportional to 35,654.80, 49,204.02 and 19,739.52

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Solution

The fourth proportional to 35,654.80, 49,204.02 and 19,739.52 is: 27,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.80 : 49,204.02 = 19,739.52 : x
  2. Step 2: Convert to fraction form
    35,654.80/49,204.02 = 19,739.52/x
  3. Step 3: Cross multiply
    35,654.80x = 49,204.02 × 19,739.52
  4. Step 4: Simplify right side
    35,654.80x = 971,263,736.87
  5. Step 5: Solve for x
    x = 971,263,736.87/35,654.80
  6. Step 6: Final answer
    x = 27,240.76

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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.