Home / 20,086.43-30,132.99-6,935.27

Finding the Fourth Proportional to 20,086.43, 30,132.99 and 6,935.27

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Solution

The fourth proportional to 20,086.43, 30,132.99 and 6,935.27 is: 10,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,086.43 : 30,132.99 = 6,935.27 : x
  2. Step 2: Convert to fraction form
    20,086.43/30,132.99 = 6,935.27/x
  3. Step 3: Cross multiply
    20,086.43x = 30,132.99 × 6,935.27
  4. Step 4: Simplify right side
    20,086.43x = 208,980,270.89
  5. Step 5: Solve for x
    x = 208,980,270.89/20,086.43
  6. Step 6: Final answer
    x = 10,404.06

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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.