Home / 41,977.99-62,981.57-18,620.83

Finding the Fourth Proportional to 41,977.99, 62,981.57 and 18,620.83

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Solution

The fourth proportional to 41,977.99, 62,981.57 and 18,620.83 is: 27,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,977.99 : 62,981.57 = 18,620.83 : x
  2. Step 2: Convert to fraction form
    41,977.99/62,981.57 = 18,620.83/x
  3. Step 3: Cross multiply
    41,977.99x = 62,981.57 × 18,620.83
  4. Step 4: Simplify right side
    41,977.99x = 1,172,769,108.10
  5. Step 5: Solve for x
    x = 1,172,769,108.10/41,977.99
  6. Step 6: Final answer
    x = 27,937.71

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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.