Home / 45,276.78-62,481.68-25,136.58

Finding the Fourth Proportional to 45,276.78, 62,481.68 and 25,136.58

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Solution

The fourth proportional to 45,276.78, 62,481.68 and 25,136.58 is: 34,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.78 : 62,481.68 = 25,136.58 : x
  2. Step 2: Convert to fraction form
    45,276.78/62,481.68 = 25,136.58/x
  3. Step 3: Cross multiply
    45,276.78x = 62,481.68 × 25,136.58
  4. Step 4: Simplify right side
    45,276.78x = 1,570,575,747.85
  5. Step 5: Solve for x
    x = 1,570,575,747.85/45,276.78
  6. Step 6: Final answer
    x = 34,688.33

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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.