Home / 53,601.60-80,402.40-33,772.80

Finding the Fourth Proportional to 53,601.60, 80,402.40 and 33,772.80

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Solution

The fourth proportional to 53,601.60, 80,402.40 and 33,772.80 is: 50,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,601.60 : 80,402.40 = 33,772.80 : x
  2. Step 2: Convert to fraction form
    53,601.60/80,402.40 = 33,772.80/x
  3. Step 3: Cross multiply
    53,601.60x = 80,402.40 × 33,772.80
  4. Step 4: Simplify right side
    53,601.60x = 2,715,414,174.72
  5. Step 5: Solve for x
    x = 2,715,414,174.72/53,601.60
  6. Step 6: Final answer
    x = 50,659.20

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1.5x scale

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.