Home / 19,512.20-29,270.30-6,365.56

Finding the Fourth Proportional to 19,512.20, 29,270.30 and 6,365.56

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Solution

The fourth proportional to 19,512.20, 29,270.30 and 6,365.56 is: 9,548.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.20 : 29,270.30 = 6,365.56 : x
  2. Step 2: Convert to fraction form
    19,512.20/29,270.30 = 6,365.56/x
  3. Step 3: Cross multiply
    19,512.20x = 29,270.30 × 6,365.56
  4. Step 4: Simplify right side
    19,512.20x = 186,321,850.87
  5. Step 5: Solve for x
    x = 186,321,850.87/19,512.20
  6. Step 6: Final answer
    x = 9,548.99

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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.