Home / 35,881.11-49,511.47-19,964.43

Finding the Fourth Proportional to 35,881.11, 49,511.47 and 19,964.43

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Solution

The fourth proportional to 35,881.11, 49,511.47 and 19,964.43 is: 27,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881.11 : 49,511.47 = 19,964.43 : x
  2. Step 2: Convert to fraction form
    35,881.11/49,511.47 = 19,964.43/x
  3. Step 3: Cross multiply
    35,881.11x = 49,511.47 × 19,964.43
  4. Step 4: Simplify right side
    35,881.11x = 988,468,277.01
  5. Step 5: Solve for x
    x = 988,468,277.01/35,881.11
  6. Step 6: Final answer
    x = 27,548.43

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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.