Home / 15,270.92-22,908.84-7,480.34

Finding the Fourth Proportional to 15,270.92, 22,908.84 and 7,480.34

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Solution

The fourth proportional to 15,270.92, 22,908.84 and 7,480.34 is: 11,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.92 : 22,908.84 = 7,480.34 : x
  2. Step 2: Convert to fraction form
    15,270.92/22,908.84 = 7,480.34/x
  3. Step 3: Cross multiply
    15,270.92x = 22,908.84 × 7,480.34
  4. Step 4: Simplify right side
    15,270.92x = 171,365,912.21
  5. Step 5: Solve for x
    x = 171,365,912.21/15,270.92
  6. Step 6: Final answer
    x = 11,221.72

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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.