Home / 19,396.34-26,769.98-11,439.44

Finding the Fourth Proportional to 19,396.34, 26,769.98 and 11,439.44

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Solution

The fourth proportional to 19,396.34, 26,769.98 and 11,439.44 is: 15,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.34 : 26,769.98 = 11,439.44 : x
  2. Step 2: Convert to fraction form
    19,396.34/26,769.98 = 11,439.44/x
  3. Step 3: Cross multiply
    19,396.34x = 26,769.98 × 11,439.44
  4. Step 4: Simplify right side
    19,396.34x = 306,233,474.76
  5. Step 5: Solve for x
    x = 306,233,474.76/19,396.34
  6. Step 6: Final answer
    x = 15,788.21

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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.