Home / 33,617.60-50,426.40-31,083.20

Finding the Fourth Proportional to 33,617.60, 50,426.40 and 31,083.20

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Solution

The fourth proportional to 33,617.60, 50,426.40 and 31,083.20 is: 46,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,617.60 : 50,426.40 = 31,083.20 : x
  2. Step 2: Convert to fraction form
    33,617.60/50,426.40 = 31,083.20/x
  3. Step 3: Cross multiply
    33,617.60x = 50,426.40 × 31,083.20
  4. Step 4: Simplify right side
    33,617.60x = 1,567,413,876.48
  5. Step 5: Solve for x
    x = 1,567,413,876.48/33,617.60
  6. Step 6: Final answer
    x = 46,624.80

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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.