Home / 20,562.08-30,846.06-6,331.76

Finding the Fourth Proportional to 20,562.08, 30,846.06 and 6,331.76

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Solution

The fourth proportional to 20,562.08, 30,846.06 and 6,331.76 is: 9,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,562.08 : 30,846.06 = 6,331.76 : x
  2. Step 2: Convert to fraction form
    20,562.08/30,846.06 = 6,331.76/x
  3. Step 3: Cross multiply
    20,562.08x = 30,846.06 × 6,331.76
  4. Step 4: Simplify right side
    20,562.08x = 195,309,798.44
  5. Step 5: Solve for x
    x = 195,309,798.44/20,562.08
  6. Step 6: Final answer
    x = 9,498.54

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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.