Home / 16,227.75-22,394.36-8,775.75

Finding the Fourth Proportional to 16,227.75, 22,394.36 and 8,775.75

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Solution

The fourth proportional to 16,227.75, 22,394.36 and 8,775.75 is: 12,110.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.75 : 22,394.36 = 8,775.75 : x
  2. Step 2: Convert to fraction form
    16,227.75/22,394.36 = 8,775.75/x
  3. Step 3: Cross multiply
    16,227.75x = 22,394.36 × 8,775.75
  4. Step 4: Simplify right side
    16,227.75x = 196,527,326.71
  5. Step 5: Solve for x
    x = 196,527,326.71/16,227.75
  6. Step 6: Final answer
    x = 12,110.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.