Home / 27,772.62-41,658.00-11,128.19

Finding the Fourth Proportional to 27,772.62, 41,658.00 and 11,128.19

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Solution

The fourth proportional to 27,772.62, 41,658.00 and 11,128.19 is: 16,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,772.62 : 41,658.00 = 11,128.19 : x
  2. Step 2: Convert to fraction form
    27,772.62/41,658.00 = 11,128.19/x
  3. Step 3: Cross multiply
    27,772.62x = 41,658.00 × 11,128.19
  4. Step 4: Simplify right side
    27,772.62x = 463,577,889.00
  5. Step 5: Solve for x
    x = 463,577,889.00/27,772.62
  6. Step 6: Final answer
    x = 16,691.90

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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.