Home / 41,782.91-62,661.95-12,192.80

Finding the Fourth Proportional to 41,782.91, 62,661.95 and 12,192.80

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Solution

The fourth proportional to 41,782.91, 62,661.95 and 12,192.80 is: 18,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,782.91 : 62,661.95 = 12,192.80 : x
  2. Step 2: Convert to fraction form
    41,782.91/62,661.95 = 12,192.80/x
  3. Step 3: Cross multiply
    41,782.91x = 62,661.95 × 12,192.80
  4. Step 4: Simplify right side
    41,782.91x = 764,024,563.00
  5. Step 5: Solve for x
    x = 764,024,563.00/41,782.91
  6. Step 6: Final answer
    x = 18,285.58

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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.