Home / 13,285.92-19,932.24-4,052

Finding the Fourth Proportional to 13,285.92, 19,932.24 and 4,052

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Solution

The fourth proportional to 13,285.92, 19,932.24 and 4,052 is: 6,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.92 : 19,932.24 = 4,052 : x
  2. Step 2: Convert to fraction form
    13,285.92/19,932.24 = 4,052/x
  3. Step 3: Cross multiply
    13,285.92x = 19,932.24 × 4,052
  4. Step 4: Simplify right side
    13,285.92x = 80,765,436.48
  5. Step 5: Solve for x
    x = 80,765,436.48/13,285.92
  6. Step 6: Final answer
    x = 6,079.02

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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.