Home / 20,057.43-30,086.05-5,064.58

Finding the Fourth Proportional to 20,057.43, 30,086.05 and 5,064.58

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Solution

The fourth proportional to 20,057.43, 30,086.05 and 5,064.58 is: 7,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057.43 : 30,086.05 = 5,064.58 : x
  2. Step 2: Convert to fraction form
    20,057.43/30,086.05 = 5,064.58/x
  3. Step 3: Cross multiply
    20,057.43x = 30,086.05 × 5,064.58
  4. Step 4: Simplify right side
    20,057.43x = 152,373,207.11
  5. Step 5: Solve for x
    x = 152,373,207.11/20,057.43
  6. Step 6: Final answer
    x = 7,596.85

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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.