Home / 19,213.92-26,515.08-11,254.44

Finding the Fourth Proportional to 19,213.92, 26,515.08 and 11,254.44

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Solution

The fourth proportional to 19,213.92, 26,515.08 and 11,254.44 is: 15,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.92 : 26,515.08 = 11,254.44 : x
  2. Step 2: Convert to fraction form
    19,213.92/26,515.08 = 11,254.44/x
  3. Step 3: Cross multiply
    19,213.92x = 26,515.08 × 11,254.44
  4. Step 4: Simplify right side
    19,213.92x = 298,412,376.96
  5. Step 5: Solve for x
    x = 298,412,376.96/19,213.92
  6. Step 6: Final answer
    x = 15,531.05

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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.