Home / 19,520.46-29,285.36-6,372.86

Finding the Fourth Proportional to 19,520.46, 29,285.36 and 6,372.86

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Solution

The fourth proportional to 19,520.46, 29,285.36 and 6,372.86 is: 9,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.46 : 29,285.36 = 6,372.86 : x
  2. Step 2: Convert to fraction form
    19,520.46/29,285.36 = 6,372.86/x
  3. Step 3: Cross multiply
    19,520.46x = 29,285.36 × 6,372.86
  4. Step 4: Simplify right side
    19,520.46x = 186,631,321.04
  5. Step 5: Solve for x
    x = 186,631,321.04/19,520.46
  6. Step 6: Final answer
    x = 9,560.81

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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.