Home / 50,997.60-76,496.40-15,940.80

Finding the Fourth Proportional to 50,997.60, 76,496.40 and 15,940.80

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Solution

The fourth proportional to 50,997.60, 76,496.40 and 15,940.80 is: 23,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,997.60 : 76,496.40 = 15,940.80 : x
  2. Step 2: Convert to fraction form
    50,997.60/76,496.40 = 15,940.80/x
  3. Step 3: Cross multiply
    50,997.60x = 76,496.40 × 15,940.80
  4. Step 4: Simplify right side
    50,997.60x = 1,219,413,813.12
  5. Step 5: Solve for x
    x = 1,219,413,813.12/50,997.60
  6. Step 6: Final answer
    x = 23,911.20

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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.