Home / 18,360.27-27,468.32-14,168.61

Finding the Fourth Proportional to 18,360.27, 27,468.32 and 14,168.61

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Solution

The fourth proportional to 18,360.27, 27,468.32 and 14,168.61 is: 21,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.27 : 27,468.32 = 14,168.61 : x
  2. Step 2: Convert to fraction form
    18,360.27/27,468.32 = 14,168.61/x
  3. Step 3: Cross multiply
    18,360.27x = 27,468.32 × 14,168.61
  4. Step 4: Simplify right side
    18,360.27x = 389,187,842.59
  5. Step 5: Solve for x
    x = 389,187,842.59/18,360.27
  6. Step 6: Final answer
    x = 21,197.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.