Home / 52,677.41-78,999.64-17,608.86

Finding the Fourth Proportional to 52,677.41, 78,999.64 and 17,608.86

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Solution

The fourth proportional to 52,677.41, 78,999.64 and 17,608.86 is: 26,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.41 : 78,999.64 = 17,608.86 : x
  2. Step 2: Convert to fraction form
    52,677.41/78,999.64 = 17,608.86/x
  3. Step 3: Cross multiply
    52,677.41x = 78,999.64 × 17,608.86
  4. Step 4: Simplify right side
    52,677.41x = 1,391,093,556.79
  5. Step 5: Solve for x
    x = 1,391,093,556.79/52,677.41
  6. Step 6: Final answer
    x = 26,407.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.