Home / 20,037.72-30,062.34-5,998.80

Finding the Fourth Proportional to 20,037.72, 30,062.34 and 5,998.80

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Solution

The fourth proportional to 20,037.72, 30,062.34 and 5,998.80 is: 8,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.72 : 30,062.34 = 5,998.80 : x
  2. Step 2: Convert to fraction form
    20,037.72/30,062.34 = 5,998.80/x
  3. Step 3: Cross multiply
    20,037.72x = 30,062.34 × 5,998.80
  4. Step 4: Simplify right side
    20,037.72x = 180,337,965.19
  5. Step 5: Solve for x
    x = 180,337,965.19/20,037.72
  6. Step 6: Final answer
    x = 8,999.92

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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.