Home / 35,877.24-49,504.68-19,961.28

Finding the Fourth Proportional to 35,877.24, 49,504.68 and 19,961.28

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Solution

The fourth proportional to 35,877.24, 49,504.68 and 19,961.28 is: 27,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.24 : 49,504.68 = 19,961.28 : x
  2. Step 2: Convert to fraction form
    35,877.24/49,504.68 = 19,961.28/x
  3. Step 3: Cross multiply
    35,877.24x = 49,504.68 × 19,961.28
  4. Step 4: Simplify right side
    35,877.24x = 988,176,778.79
  5. Step 5: Solve for x
    x = 988,176,778.79/35,877.24
  6. Step 6: Final answer
    x = 27,543.28

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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.