Home / 51,467.90-71,026.97-28,806.71

Finding the Fourth Proportional to 51,467.90, 71,026.97 and 28,806.71

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Solution

The fourth proportional to 51,467.90, 71,026.97 and 28,806.71 is: 39,753.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,467.90 : 71,026.97 = 28,806.71 : x
  2. Step 2: Convert to fraction form
    51,467.90/71,026.97 = 28,806.71/x
  3. Step 3: Cross multiply
    51,467.90x = 71,026.97 × 28,806.71
  4. Step 4: Simplify right side
    51,467.90x = 2,046,052,827.80
  5. Step 5: Solve for x
    x = 2,046,052,827.80/51,467.90
  6. Step 6: Final answer
    x = 39,753.96

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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.