Home / 26,982.07-40,472.84-15,135.82

Finding the Fourth Proportional to 26,982.07, 40,472.84 and 15,135.82

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Solution

The fourth proportional to 26,982.07, 40,472.84 and 15,135.82 is: 22,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.07 : 40,472.84 = 15,135.82 : x
  2. Step 2: Convert to fraction form
    26,982.07/40,472.84 = 15,135.82/x
  3. Step 3: Cross multiply
    26,982.07x = 40,472.84 × 15,135.82
  4. Step 4: Simplify right side
    26,982.07x = 612,589,557.79
  5. Step 5: Solve for x
    x = 612,589,557.79/26,982.07
  6. Step 6: Final answer
    x = 22,703.58

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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.