Home / 19,404.90-26,778.33-11,449.62

Finding the Fourth Proportional to 19,404.90, 26,778.33 and 11,449.62

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Solution

The fourth proportional to 19,404.90, 26,778.33 and 11,449.62 is: 15,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.90 : 26,778.33 = 11,449.62 : x
  2. Step 2: Convert to fraction form
    19,404.90/26,778.33 = 11,449.62/x
  3. Step 3: Cross multiply
    19,404.90x = 26,778.33 × 11,449.62
  4. Step 4: Simplify right side
    19,404.90x = 306,601,702.73
  5. Step 5: Solve for x
    x = 306,601,702.73/19,404.90
  6. Step 6: Final answer
    x = 15,800.22

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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.