Home / 35,836.36-49,452.90-19,921.48

Finding the Fourth Proportional to 35,836.36, 49,452.90 and 19,921.48

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Solution

The fourth proportional to 35,836.36, 49,452.90 and 19,921.48 is: 27,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836.36 : 49,452.90 = 19,921.48 : x
  2. Step 2: Convert to fraction form
    35,836.36/49,452.90 = 19,921.48/x
  3. Step 3: Cross multiply
    35,836.36x = 49,452.90 × 19,921.48
  4. Step 4: Simplify right side
    35,836.36x = 985,174,958.29
  5. Step 5: Solve for x
    x = 985,174,958.29/35,836.36
  6. Step 6: Final answer
    x = 27,490.93

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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.