Home / 17,269.28-23,840.20-11,709.44

Finding the Fourth Proportional to 17,269.28, 23,840.20 and 11,709.44

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Solution

The fourth proportional to 17,269.28, 23,840.20 and 11,709.44 is: 16,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,269.28 : 23,840.20 = 11,709.44 : x
  2. Step 2: Convert to fraction form
    17,269.28/23,840.20 = 11,709.44/x
  3. Step 3: Cross multiply
    17,269.28x = 23,840.20 × 11,709.44
  4. Step 4: Simplify right side
    17,269.28x = 279,155,391.49
  5. Step 5: Solve for x
    x = 279,155,391.49/17,269.28
  6. Step 6: Final answer
    x = 16,164.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.