Home / 35,871.25-49,502.28-19,955.36

Finding the Fourth Proportional to 35,871.25, 49,502.28 and 19,955.36

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Solution

The fourth proportional to 35,871.25, 49,502.28 and 19,955.36 is: 27,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.25 : 49,502.28 = 19,955.36 : x
  2. Step 2: Convert to fraction form
    35,871.25/49,502.28 = 19,955.36/x
  3. Step 3: Cross multiply
    35,871.25x = 49,502.28 × 19,955.36
  4. Step 4: Simplify right side
    35,871.25x = 987,835,645.54
  5. Step 5: Solve for x
    x = 987,835,645.54/35,871.25
  6. Step 6: Final answer
    x = 27,538.37

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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.