Home / 37,889.42-56,850.54-20,338.76

Finding the Fourth Proportional to 37,889.42, 56,850.54 and 20,338.76

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Solution

The fourth proportional to 37,889.42, 56,850.54 and 20,338.76 is: 30,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,889.42 : 56,850.54 = 20,338.76 : x
  2. Step 2: Convert to fraction form
    37,889.42/56,850.54 = 20,338.76/x
  3. Step 3: Cross multiply
    37,889.42x = 56,850.54 × 20,338.76
  4. Step 4: Simplify right side
    37,889.42x = 1,156,269,488.93
  5. Step 5: Solve for x
    x = 1,156,269,488.93/37,889.42
  6. Step 6: Final answer
    x = 30,516.95

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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.