Home / 22,910.40-34,367.20-9,057.60

Finding the Fourth Proportional to 22,910.40, 34,367.20 and 9,057.60

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Solution

The fourth proportional to 22,910.40, 34,367.20 and 9,057.60 is: 13,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910.40 : 34,367.20 = 9,057.60 : x
  2. Step 2: Convert to fraction form
    22,910.40/34,367.20 = 9,057.60/x
  3. Step 3: Cross multiply
    22,910.40x = 34,367.20 × 9,057.60
  4. Step 4: Simplify right side
    22,910.40x = 311,284,350.72
  5. Step 5: Solve for x
    x = 311,284,350.72/22,910.40
  6. Step 6: Final answer
    x = 13,587.03

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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.