Home / 37,037.60-55,543.24-13,338.78

Finding the Fourth Proportional to 37,037.60, 55,543.24 and 13,338.78

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Solution

The fourth proportional to 37,037.60, 55,543.24 and 13,338.78 is: 20,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.60 : 55,543.24 = 13,338.78 : x
  2. Step 2: Convert to fraction form
    37,037.60/55,543.24 = 13,338.78/x
  3. Step 3: Cross multiply
    37,037.60x = 55,543.24 × 13,338.78
  4. Step 4: Simplify right side
    37,037.60x = 740,879,058.85
  5. Step 5: Solve for x
    x = 740,879,058.85/37,037.60
  6. Step 6: Final answer
    x = 20,003.43

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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.