Home / 20,261.48-27,934.84-16,614.09

Finding the Fourth Proportional to 20,261.48, 27,934.84 and 16,614.09

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Solution

The fourth proportional to 20,261.48, 27,934.84 and 16,614.09 is: 22,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,261.48 : 27,934.84 = 16,614.09 : x
  2. Step 2: Convert to fraction form
    20,261.48/27,934.84 = 16,614.09/x
  3. Step 3: Cross multiply
    20,261.48x = 27,934.84 × 16,614.09
  4. Step 4: Simplify right side
    20,261.48x = 464,111,945.90
  5. Step 5: Solve for x
    x = 464,111,945.90/20,261.48
  6. Step 6: Final answer
    x = 22,906.12

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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.