Home / 37,815.85-56,650.06-21,981.97

Finding the Fourth Proportional to 37,815.85, 56,650.06 and 21,981.97

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Solution

The fourth proportional to 37,815.85, 56,650.06 and 21,981.97 is: 32,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,815.85 : 56,650.06 = 21,981.97 : x
  2. Step 2: Convert to fraction form
    37,815.85/56,650.06 = 21,981.97/x
  3. Step 3: Cross multiply
    37,815.85x = 56,650.06 × 21,981.97
  4. Step 4: Simplify right side
    37,815.85x = 1,245,279,919.42
  5. Step 5: Solve for x
    x = 1,245,279,919.42/37,815.85
  6. Step 6: Final answer
    x = 32,930.11

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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.