Home / 16,394.90-24,618.27-12,947.54

Finding the Fourth Proportional to 16,394.90, 24,618.27 and 12,947.54

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Solution

The fourth proportional to 16,394.90, 24,618.27 and 12,947.54 is: 19,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.90 : 24,618.27 = 12,947.54 : x
  2. Step 2: Convert to fraction form
    16,394.90/24,618.27 = 12,947.54/x
  3. Step 3: Cross multiply
    16,394.90x = 24,618.27 × 12,947.54
  4. Step 4: Simplify right side
    16,394.90x = 318,746,035.56
  5. Step 5: Solve for x
    x = 318,746,035.56/16,394.90
  6. Step 6: Final answer
    x = 19,441.78

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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.