Home / 11,622.90-17,434.44-10,966.80

Finding the Fourth Proportional to 11,622.90, 17,434.44 and 10,966.80

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Solution

The fourth proportional to 11,622.90, 17,434.44 and 10,966.80 is: 16,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.90 : 17,434.44 = 10,966.80 : x
  2. Step 2: Convert to fraction form
    11,622.90/17,434.44 = 10,966.80/x
  3. Step 3: Cross multiply
    11,622.90x = 17,434.44 × 10,966.80
  4. Step 4: Simplify right side
    11,622.90x = 191,200,016.59
  5. Step 5: Solve for x
    x = 191,200,016.59/11,622.90
  6. Step 6: Final answer
    x = 16,450.28

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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.