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Finding the Fourth Proportional to 39,846.80, 59,683.80 and 32,934.80

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Solution

The fourth proportional to 39,846.80, 59,683.80 and 32,934.80 is: 49,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,846.80 : 59,683.80 = 32,934.80 : x
  2. Step 2: Convert to fraction form
    39,846.80/59,683.80 = 32,934.80/x
  3. Step 3: Cross multiply
    39,846.80x = 59,683.80 × 32,934.80
  4. Step 4: Simplify right side
    39,846.80x = 1,965,674,016.24
  5. Step 5: Solve for x
    x = 1,965,674,016.24/39,846.80
  6. Step 6: Final answer
    x = 49,330.79

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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.