Home / 11,443.24-17,168.70-7,054.60

Finding the Fourth Proportional to 11,443.24, 17,168.70 and 7,054.60

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Solution

The fourth proportional to 11,443.24, 17,168.70 and 7,054.60 is: 10,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.24 : 17,168.70 = 7,054.60 : x
  2. Step 2: Convert to fraction form
    11,443.24/17,168.70 = 7,054.60/x
  3. Step 3: Cross multiply
    11,443.24x = 17,168.70 × 7,054.60
  4. Step 4: Simplify right side
    11,443.24x = 121,118,311.02
  5. Step 5: Solve for x
    x = 121,118,311.02/11,443.24
  6. Step 6: Final answer
    x = 10,584.27

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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.