Home / 19,644.22-27,109.55-12,094.99

Finding the Fourth Proportional to 19,644.22, 27,109.55 and 12,094.99

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Solution

The fourth proportional to 19,644.22, 27,109.55 and 12,094.99 is: 16,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.22 : 27,109.55 = 12,094.99 : x
  2. Step 2: Convert to fraction form
    19,644.22/27,109.55 = 12,094.99/x
  3. Step 3: Cross multiply
    19,644.22x = 27,109.55 × 12,094.99
  4. Step 4: Simplify right side
    19,644.22x = 327,889,698.62
  5. Step 5: Solve for x
    x = 327,889,698.62/19,644.22
  6. Step 6: Final answer
    x = 16,691.41

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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.