Home / 25,136.78-37,709.42-8,496.95

Finding the Fourth Proportional to 25,136.78, 37,709.42 and 8,496.95

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Solution

The fourth proportional to 25,136.78, 37,709.42 and 8,496.95 is: 12,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.78 : 37,709.42 = 8,496.95 : x
  2. Step 2: Convert to fraction form
    25,136.78/37,709.42 = 8,496.95/x
  3. Step 3: Cross multiply
    25,136.78x = 37,709.42 × 8,496.95
  4. Step 4: Simplify right side
    25,136.78x = 320,414,825.24
  5. Step 5: Solve for x
    x = 320,414,825.24/25,136.78
  6. Step 6: Final answer
    x = 12,746.85

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1.5x scale

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.