Home / 20,523.36-28,324.08-14,233.44

Finding the Fourth Proportional to 20,523.36, 28,324.08 and 14,233.44

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Solution

The fourth proportional to 20,523.36, 28,324.08 and 14,233.44 is: 19,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,523.36 : 28,324.08 = 14,233.44 : x
  2. Step 2: Convert to fraction form
    20,523.36/28,324.08 = 14,233.44/x
  3. Step 3: Cross multiply
    20,523.36x = 28,324.08 × 14,233.44
  4. Step 4: Simplify right side
    20,523.36x = 403,149,093.24
  5. Step 5: Solve for x
    x = 403,149,093.24/20,523.36
  6. Step 6: Final answer
    x = 19,643.43

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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.