Home / 35,638.86-49,181.75-19,286.06

Finding the Fourth Proportional to 35,638.86, 49,181.75 and 19,286.06

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Solution

The fourth proportional to 35,638.86, 49,181.75 and 19,286.06 is: 26,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.86 : 49,181.75 = 19,286.06 : x
  2. Step 2: Convert to fraction form
    35,638.86/49,181.75 = 19,286.06/x
  3. Step 3: Cross multiply
    35,638.86x = 49,181.75 × 19,286.06
  4. Step 4: Simplify right side
    35,638.86x = 948,522,352.57
  5. Step 5: Solve for x
    x = 948,522,352.57/35,638.86
  6. Step 6: Final answer
    x = 26,614.83

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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.