Home / 19,183.16-26,472.75-11,226.90

Finding the Fourth Proportional to 19,183.16, 26,472.75 and 11,226.90

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Solution

The fourth proportional to 19,183.16, 26,472.75 and 11,226.90 is: 15,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.16 : 26,472.75 = 11,226.90 : x
  2. Step 2: Convert to fraction form
    19,183.16/26,472.75 = 11,226.90/x
  3. Step 3: Cross multiply
    19,183.16x = 26,472.75 × 11,226.90
  4. Step 4: Simplify right side
    19,183.16x = 297,206,916.98
  5. Step 5: Solve for x
    x = 297,206,916.98/19,183.16
  6. Step 6: Final answer
    x = 15,493.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.