Home / 40,793.22-61,189.80-11,211.18

Finding the Fourth Proportional to 40,793.22, 61,189.80 and 11,211.18

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Solution

The fourth proportional to 40,793.22, 61,189.80 and 11,211.18 is: 16,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,793.22 : 61,189.80 = 11,211.18 : x
  2. Step 2: Convert to fraction form
    40,793.22/61,189.80 = 11,211.18/x
  3. Step 3: Cross multiply
    40,793.22x = 61,189.80 × 11,211.18
  4. Step 4: Simplify right side
    40,793.22x = 686,009,861.96
  5. Step 5: Solve for x
    x = 686,009,861.96/40,793.22
  6. Step 6: Final answer
    x = 16,816.76

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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.