Home / 41,028.66-61,518.38-18,814.21

Finding the Fourth Proportional to 41,028.66, 61,518.38 and 18,814.21

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Solution

The fourth proportional to 41,028.66, 61,518.38 and 18,814.21 is: 28,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,028.66 : 61,518.38 = 18,814.21 : x
  2. Step 2: Convert to fraction form
    41,028.66/61,518.38 = 18,814.21/x
  3. Step 3: Cross multiply
    41,028.66x = 61,518.38 × 18,814.21
  4. Step 4: Simplify right side
    41,028.66x = 1,157,419,472.31
  5. Step 5: Solve for x
    x = 1,157,419,472.31/41,028.66
  6. Step 6: Final answer
    x = 28,210.02

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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.