Home / 39,803.73-59,719.95-20,067.43

Finding the Fourth Proportional to 39,803.73, 59,719.95 and 20,067.43

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Solution

The fourth proportional to 39,803.73, 59,719.95 and 20,067.43 is: 30,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.73 : 59,719.95 = 20,067.43 : x
  2. Step 2: Convert to fraction form
    39,803.73/59,719.95 = 20,067.43/x
  3. Step 3: Cross multiply
    39,803.73x = 59,719.95 × 20,067.43
  4. Step 4: Simplify right side
    39,803.73x = 1,198,425,842.18
  5. Step 5: Solve for x
    x = 1,198,425,842.18/39,803.73
  6. Step 6: Final answer
    x = 30,108.38

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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.