Home / 35,311.20-52,939.80-17,793.60

Finding the Fourth Proportional to 35,311.20, 52,939.80 and 17,793.60

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Solution

The fourth proportional to 35,311.20, 52,939.80 and 17,793.60 is: 26,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,311.20 : 52,939.80 = 17,793.60 : x
  2. Step 2: Convert to fraction form
    35,311.20/52,939.80 = 17,793.60/x
  3. Step 3: Cross multiply
    35,311.20x = 52,939.80 × 17,793.60
  4. Step 4: Simplify right side
    35,311.20x = 941,989,625.28
  5. Step 5: Solve for x
    x = 941,989,625.28/35,311.20
  6. Step 6: Final answer
    x = 26,676.79

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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.