Home / 18,395.64-27,553.23-14,224.68

Finding the Fourth Proportional to 18,395.64, 27,553.23 and 14,224.68

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Solution

The fourth proportional to 18,395.64, 27,553.23 and 14,224.68 is: 21,305.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.64 : 27,553.23 = 14,224.68 : x
  2. Step 2: Convert to fraction form
    18,395.64/27,553.23 = 14,224.68/x
  3. Step 3: Cross multiply
    18,395.64x = 27,553.23 × 14,224.68
  4. Step 4: Simplify right side
    18,395.64x = 391,935,879.72
  5. Step 5: Solve for x
    x = 391,935,879.72/18,395.64
  6. Step 6: Final answer
    x = 21,305.91

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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.