Home / 16,856.10-25,234.23-12,493.14

Finding the Fourth Proportional to 16,856.10, 25,234.23 and 12,493.14

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Solution

The fourth proportional to 16,856.10, 25,234.23 and 12,493.14 is: 18,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.10 : 25,234.23 = 12,493.14 : x
  2. Step 2: Convert to fraction form
    16,856.10/25,234.23 = 12,493.14/x
  3. Step 3: Cross multiply
    16,856.10x = 25,234.23 × 12,493.14
  4. Step 4: Simplify right side
    16,856.10x = 315,254,768.18
  5. Step 5: Solve for x
    x = 315,254,768.18/16,856.10
  6. Step 6: Final answer
    x = 18,702.71

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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.