Home / 22,004.28-32,998.50-7,960.68

Finding the Fourth Proportional to 22,004.28, 32,998.50 and 7,960.68

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Solution

The fourth proportional to 22,004.28, 32,998.50 and 7,960.68 is: 11,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.28 : 32,998.50 = 7,960.68 : x
  2. Step 2: Convert to fraction form
    22,004.28/32,998.50 = 7,960.68/x
  3. Step 3: Cross multiply
    22,004.28x = 32,998.50 × 7,960.68
  4. Step 4: Simplify right side
    22,004.28x = 262,690,498.98
  5. Step 5: Solve for x
    x = 262,690,498.98/22,004.28
  6. Step 6: Final answer
    x = 11,938.15

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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.