Home / 14,125.92-21,194.86-7,102.24

Finding the Fourth Proportional to 14,125.92, 21,194.86 and 7,102.24

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Solution

The fourth proportional to 14,125.92, 21,194.86 and 7,102.24 is: 10,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.92 : 21,194.86 = 7,102.24 : x
  2. Step 2: Convert to fraction form
    14,125.92/21,194.86 = 7,102.24/x
  3. Step 3: Cross multiply
    14,125.92x = 21,194.86 × 7,102.24
  4. Step 4: Simplify right side
    14,125.92x = 150,530,982.49
  5. Step 5: Solve for x
    x = 150,530,982.49/14,125.92
  6. Step 6: Final answer
    x = 10,656.37

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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.