Home / 39,836.96-59,745.52-12,134.56

Finding the Fourth Proportional to 39,836.96, 59,745.52 and 12,134.56

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Solution

The fourth proportional to 39,836.96, 59,745.52 and 12,134.56 is: 18,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.96 : 59,745.52 = 12,134.56 : x
  2. Step 2: Convert to fraction form
    39,836.96/59,745.52 = 12,134.56/x
  3. Step 3: Cross multiply
    39,836.96x = 59,745.52 × 12,134.56
  4. Step 4: Simplify right side
    39,836.96x = 724,985,597.17
  5. Step 5: Solve for x
    x = 724,985,597.17/39,836.96
  6. Step 6: Final answer
    x = 18,198.82

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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.