Home / 19,163.88-26,442.17-11,204.56

Finding the Fourth Proportional to 19,163.88, 26,442.17 and 11,204.56

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Solution

The fourth proportional to 19,163.88, 26,442.17 and 11,204.56 is: 15,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163.88 : 26,442.17 = 11,204.56 : x
  2. Step 2: Convert to fraction form
    19,163.88/26,442.17 = 11,204.56/x
  3. Step 3: Cross multiply
    19,163.88x = 26,442.17 × 11,204.56
  4. Step 4: Simplify right side
    19,163.88x = 296,272,824.27
  5. Step 5: Solve for x
    x = 296,272,824.27/19,163.88
  6. Step 6: Final answer
    x = 15,459.96

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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.