Home / 35,248.26-48,638.09-20,141.90

Finding the Fourth Proportional to 35,248.26, 48,638.09 and 20,141.90

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Solution

The fourth proportional to 35,248.26, 48,638.09 and 20,141.90 is: 27,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,248.26 : 48,638.09 = 20,141.90 : x
  2. Step 2: Convert to fraction form
    35,248.26/48,638.09 = 20,141.90/x
  3. Step 3: Cross multiply
    35,248.26x = 48,638.09 × 20,141.90
  4. Step 4: Simplify right side
    35,248.26x = 979,663,544.97
  5. Step 5: Solve for x
    x = 979,663,544.97/35,248.26
  6. Step 6: Final answer
    x = 27,793.25

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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.