Home / 37,338.76-55,990.50-13,629.85

Finding the Fourth Proportional to 37,338.76, 55,990.50 and 13,629.85

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Solution

The fourth proportional to 37,338.76, 55,990.50 and 13,629.85 is: 20,438.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.76 : 55,990.50 = 13,629.85 : x
  2. Step 2: Convert to fraction form
    37,338.76/55,990.50 = 13,629.85/x
  3. Step 3: Cross multiply
    37,338.76x = 55,990.50 × 13,629.85
  4. Step 4: Simplify right side
    37,338.76x = 763,142,116.43
  5. Step 5: Solve for x
    x = 763,142,116.43/37,338.76
  6. Step 6: Final answer
    x = 20,438.34

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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.