Home / 34,636.44-47,766.39-21,867.43

Finding the Fourth Proportional to 34,636.44, 47,766.39 and 21,867.43

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Solution

The fourth proportional to 34,636.44, 47,766.39 and 21,867.43 is: 30,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,636.44 : 47,766.39 = 21,867.43 : x
  2. Step 2: Convert to fraction form
    34,636.44/47,766.39 = 21,867.43/x
  3. Step 3: Cross multiply
    34,636.44x = 47,766.39 × 21,867.43
  4. Step 4: Simplify right side
    34,636.44x = 1,044,528,189.68
  5. Step 5: Solve for x
    x = 1,044,528,189.68/34,636.44
  6. Step 6: Final answer
    x = 30,156.92

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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.