Home / 35,797.78-49,399.26-19,883.20

Finding the Fourth Proportional to 35,797.78, 49,399.26 and 19,883.20

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Solution

The fourth proportional to 35,797.78, 49,399.26 and 19,883.20 is: 27,437.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,797.78 : 49,399.26 = 19,883.20 : x
  2. Step 2: Convert to fraction form
    35,797.78/49,399.26 = 19,883.20/x
  3. Step 3: Cross multiply
    35,797.78x = 49,399.26 × 19,883.20
  4. Step 4: Simplify right side
    35,797.78x = 982,215,366.43
  5. Step 5: Solve for x
    x = 982,215,366.43/35,797.78
  6. Step 6: Final answer
    x = 27,437.88

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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.