Home / 20,057.16-30,076.24-6,011.76

Finding the Fourth Proportional to 20,057.16, 30,076.24 and 6,011.76

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Solution

The fourth proportional to 20,057.16, 30,076.24 and 6,011.76 is: 9,014.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057.16 : 30,076.24 = 6,011.76 : x
  2. Step 2: Convert to fraction form
    20,057.16/30,076.24 = 6,011.76/x
  3. Step 3: Cross multiply
    20,057.16x = 30,076.24 × 6,011.76
  4. Step 4: Simplify right side
    20,057.16x = 180,811,136.58
  5. Step 5: Solve for x
    x = 180,811,136.58/20,057.16
  6. Step 6: Final answer
    x = 9,014.79

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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.