Home / 39,822.66-59,671.42-18,757.73

Finding the Fourth Proportional to 39,822.66, 59,671.42 and 18,757.73

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Solution

The fourth proportional to 39,822.66, 59,671.42 and 18,757.73 is: 28,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.66 : 59,671.42 = 18,757.73 : x
  2. Step 2: Convert to fraction form
    39,822.66/59,671.42 = 18,757.73/x
  3. Step 3: Cross multiply
    39,822.66x = 59,671.42 × 18,757.73
  4. Step 4: Simplify right side
    39,822.66x = 1,119,300,487.36
  5. Step 5: Solve for x
    x = 1,119,300,487.36/39,822.66
  6. Step 6: Final answer
    x = 28,107.13

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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.