Home / 18,222.82-27,291.70-14,029.55

Finding the Fourth Proportional to 18,222.82, 27,291.70 and 14,029.55

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Solution

The fourth proportional to 18,222.82, 27,291.70 and 14,029.55 is: 21,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.82 : 27,291.70 = 14,029.55 : x
  2. Step 2: Convert to fraction form
    18,222.82/27,291.70 = 14,029.55/x
  3. Step 3: Cross multiply
    18,222.82x = 27,291.70 × 14,029.55
  4. Step 4: Simplify right side
    18,222.82x = 382,890,253.16
  5. Step 5: Solve for x
    x = 382,890,253.16/18,222.82
  6. Step 6: Final answer
    x = 21,011.58

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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.