Home / 11,724.27-17,574.26-7,331.64

Finding the Fourth Proportional to 11,724.27, 17,574.26 and 7,331.64

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Solution

The fourth proportional to 11,724.27, 17,574.26 and 7,331.64 is: 10,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.27 : 17,574.26 = 7,331.64 : x
  2. Step 2: Convert to fraction form
    11,724.27/17,574.26 = 7,331.64/x
  3. Step 3: Cross multiply
    11,724.27x = 17,574.26 × 7,331.64
  4. Step 4: Simplify right side
    11,724.27x = 128,848,110.93
  5. Step 5: Solve for x
    x = 128,848,110.93/11,724.27
  6. Step 6: Final answer
    x = 10,989.86

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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.