Home / 45,976.43-68,915.64-26,212.43

Finding the Fourth Proportional to 45,976.43, 68,915.64 and 26,212.43

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Solution

The fourth proportional to 45,976.43, 68,915.64 and 26,212.43 is: 39,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.43 : 68,915.64 = 26,212.43 : x
  2. Step 2: Convert to fraction form
    45,976.43/68,915.64 = 26,212.43/x
  3. Step 3: Cross multiply
    45,976.43x = 68,915.64 × 26,212.43
  4. Step 4: Simplify right side
    45,976.43x = 1,806,446,389.41
  5. Step 5: Solve for x
    x = 1,806,446,389.41/45,976.43
  6. Step 6: Final answer
    x = 39,290.71

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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.