Home / 35,691.27-49,253.97-19,775.98

Finding the Fourth Proportional to 35,691.27, 49,253.97 and 19,775.98

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Solution

The fourth proportional to 35,691.27, 49,253.97 and 19,775.98 is: 27,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.27 : 49,253.97 = 19,775.98 : x
  2. Step 2: Convert to fraction form
    35,691.27/49,253.97 = 19,775.98/x
  3. Step 3: Cross multiply
    35,691.27x = 49,253.97 × 19,775.98
  4. Step 4: Simplify right side
    35,691.27x = 974,045,525.64
  5. Step 5: Solve for x
    x = 974,045,525.64/35,691.27
  6. Step 6: Final answer
    x = 27,290.86

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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.