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Finding the Fourth Proportional to 35,797.74, 49,399.52 and 19,883.21

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Solution

The fourth proportional to 35,797.74, 49,399.52 and 19,883.21 is: 27,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,797.74 : 49,399.52 = 19,883.21 : x
  2. Step 2: Convert to fraction form
    35,797.74/49,399.52 = 19,883.21/x
  3. Step 3: Cross multiply
    35,797.74x = 49,399.52 × 19,883.21
  4. Step 4: Simplify right side
    35,797.74x = 982,220,930.64
  5. Step 5: Solve for x
    x = 982,220,930.64/35,797.74
  6. Step 6: Final answer
    x = 27,438.07

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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.