Home / 47,913.83-66,121.06-27,782.42

Finding the Fourth Proportional to 47,913.83, 66,121.06 and 27,782.42

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Solution

The fourth proportional to 47,913.83, 66,121.06 and 27,782.42 is: 38,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,913.83 : 66,121.06 = 27,782.42 : x
  2. Step 2: Convert to fraction form
    47,913.83/66,121.06 = 27,782.42/x
  3. Step 3: Cross multiply
    47,913.83x = 66,121.06 × 27,782.42
  4. Step 4: Simplify right side
    47,913.83x = 1,837,002,920.85
  5. Step 5: Solve for x
    x = 1,837,002,920.85/47,913.83
  6. Step 6: Final answer
    x = 38,339.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.