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Finding the Fourth Proportional to 17,224.40, 25,793.40 and 11,349.20

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Solution

The fourth proportional to 17,224.40, 25,793.40 and 11,349.20 is: 16,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,224.40 : 25,793.40 = 11,349.20 : x
  2. Step 2: Convert to fraction form
    17,224.40/25,793.40 = 11,349.20/x
  3. Step 3: Cross multiply
    17,224.40x = 25,793.40 × 11,349.20
  4. Step 4: Simplify right side
    17,224.40x = 292,734,455.28
  5. Step 5: Solve for x
    x = 292,734,455.28/17,224.40
  6. Step 6: Final answer
    x = 16,995.34

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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.