Home / 18,406.22-27,617.45-14,282.06

Finding the Fourth Proportional to 18,406.22, 27,617.45 and 14,282.06

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Solution

The fourth proportional to 18,406.22, 27,617.45 and 14,282.06 is: 21,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406.22 : 27,617.45 = 14,282.06 : x
  2. Step 2: Convert to fraction form
    18,406.22/27,617.45 = 14,282.06/x
  3. Step 3: Cross multiply
    18,406.22x = 27,617.45 × 14,282.06
  4. Step 4: Simplify right side
    18,406.22x = 394,433,868.45
  5. Step 5: Solve for x
    x = 394,433,868.45/18,406.22
  6. Step 6: Final answer
    x = 21,429.39

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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.