Home / 26,647.47-39,933.05-19,571.94

Finding the Fourth Proportional to 26,647.47, 39,933.05 and 19,571.94

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Solution

The fourth proportional to 26,647.47, 39,933.05 and 19,571.94 is: 29,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.47 : 39,933.05 = 19,571.94 : x
  2. Step 2: Convert to fraction form
    26,647.47/39,933.05 = 19,571.94/x
  3. Step 3: Cross multiply
    26,647.47x = 39,933.05 × 19,571.94
  4. Step 4: Simplify right side
    26,647.47x = 781,567,160.76
  5. Step 5: Solve for x
    x = 781,567,160.76/26,647.47
  6. Step 6: Final answer
    x = 29,329.88

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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.