Home / 34,855.87-48,099.81-18,939.97

Finding the Fourth Proportional to 34,855.87, 48,099.81 and 18,939.97

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Solution

The fourth proportional to 34,855.87, 48,099.81 and 18,939.97 is: 26,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,855.87 : 48,099.81 = 18,939.97 : x
  2. Step 2: Convert to fraction form
    34,855.87/48,099.81 = 18,939.97/x
  3. Step 3: Cross multiply
    34,855.87x = 48,099.81 × 18,939.97
  4. Step 4: Simplify right side
    34,855.87x = 911,008,863.71
  5. Step 5: Solve for x
    x = 911,008,863.71/34,855.87
  6. Step 6: Final answer
    x = 26,136.46

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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.