Home / 51,453.01-71,002.74-28,794.88

Finding the Fourth Proportional to 51,453.01, 71,002.74 and 28,794.88

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Solution

The fourth proportional to 51,453.01, 71,002.74 and 28,794.88 is: 39,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,453.01 : 71,002.74 = 28,794.88 : x
  2. Step 2: Convert to fraction form
    51,453.01/71,002.74 = 28,794.88/x
  3. Step 3: Cross multiply
    51,453.01x = 71,002.74 × 28,794.88
  4. Step 4: Simplify right side
    51,453.01x = 2,044,515,377.97
  5. Step 5: Solve for x
    x = 2,044,515,377.97/51,453.01
  6. Step 6: Final answer
    x = 39,735.58

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1.5x scale

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.