Home / 18,149.82-27,227.62-6,307.22

Finding the Fourth Proportional to 18,149.82, 27,227.62 and 6,307.22

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Solution

The fourth proportional to 18,149.82, 27,227.62 and 6,307.22 is: 9,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.82 : 27,227.62 = 6,307.22 : x
  2. Step 2: Convert to fraction form
    18,149.82/27,227.62 = 6,307.22/x
  3. Step 3: Cross multiply
    18,149.82x = 27,227.62 × 6,307.22
  4. Step 4: Simplify right side
    18,149.82x = 171,730,421.74
  5. Step 5: Solve for x
    x = 171,730,421.74/18,149.82
  6. Step 6: Final answer
    x = 9,461.83

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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.