Home / 34,855.27-48,100.47-18,939.71

Finding the Fourth Proportional to 34,855.27, 48,100.47 and 18,939.71

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Solution

The fourth proportional to 34,855.27, 48,100.47 and 18,939.71 is: 26,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,855.27 : 48,100.47 = 18,939.71 : x
  2. Step 2: Convert to fraction form
    34,855.27/48,100.47 = 18,939.71/x
  3. Step 3: Cross multiply
    34,855.27x = 48,100.47 × 18,939.71
  4. Step 4: Simplify right side
    34,855.27x = 911,008,952.66
  5. Step 5: Solve for x
    x = 911,008,952.66/34,855.27
  6. Step 6: Final answer
    x = 26,136.91

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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.