Home / 20,524.91-28,324.36-11,093.47

Finding the Fourth Proportional to 20,524.91, 28,324.36 and 11,093.47

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Solution

The fourth proportional to 20,524.91, 28,324.36 and 11,093.47 is: 15,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524.91 : 28,324.36 = 11,093.47 : x
  2. Step 2: Convert to fraction form
    20,524.91/28,324.36 = 11,093.47/x
  3. Step 3: Cross multiply
    20,524.91x = 28,324.36 × 11,093.47
  4. Step 4: Simplify right side
    20,524.91x = 314,215,465.29
  5. Step 5: Solve for x
    x = 314,215,465.29/20,524.91
  6. Step 6: Final answer
    x = 15,308.98

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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.