Home / 22,110.45-33,167.70-8,960.10

Finding the Fourth Proportional to 22,110.45, 33,167.70 and 8,960.10

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Solution

The fourth proportional to 22,110.45, 33,167.70 and 8,960.10 is: 13,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.45 : 33,167.70 = 8,960.10 : x
  2. Step 2: Convert to fraction form
    22,110.45/33,167.70 = 8,960.10/x
  3. Step 3: Cross multiply
    22,110.45x = 33,167.70 × 8,960.10
  4. Step 4: Simplify right side
    22,110.45x = 297,185,908.77
  5. Step 5: Solve for x
    x = 297,185,908.77/22,110.45
  6. Step 6: Final answer
    x = 13,440.97

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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.