Home / 12,806.30-19,196.24-4,906.66

Finding the Fourth Proportional to 12,806.30, 19,196.24 and 4,906.66

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Solution

The fourth proportional to 12,806.30, 19,196.24 and 4,906.66 is: 7,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806.30 : 19,196.24 = 4,906.66 : x
  2. Step 2: Convert to fraction form
    12,806.30/19,196.24 = 4,906.66/x
  3. Step 3: Cross multiply
    12,806.30x = 19,196.24 × 4,906.66
  4. Step 4: Simplify right side
    12,806.30x = 94,189,422.96
  5. Step 5: Solve for x
    x = 94,189,422.96/12,806.30
  6. Step 6: Final answer
    x = 7,354.93

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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.