Home / 14,623.62-20,187.27-11,999.22

Finding the Fourth Proportional to 14,623.62, 20,187.27 and 11,999.22

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Solution

The fourth proportional to 14,623.62, 20,187.27 and 11,999.22 is: 16,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.62 : 20,187.27 = 11,999.22 : x
  2. Step 2: Convert to fraction form
    14,623.62/20,187.27 = 11,999.22/x
  3. Step 3: Cross multiply
    14,623.62x = 20,187.27 × 11,999.22
  4. Step 4: Simplify right side
    14,623.62x = 242,231,493.93
  5. Step 5: Solve for x
    x = 242,231,493.93/14,623.62
  6. Step 6: Final answer
    x = 16,564.40

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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.