Home / 34,855.32-48,100.25-18,939.77

Finding the Fourth Proportional to 34,855.32, 48,100.25 and 18,939.77

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Solution

The fourth proportional to 34,855.32, 48,100.25 and 18,939.77 is: 26,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,855.32 : 48,100.25 = 18,939.77 : x
  2. Step 2: Convert to fraction form
    34,855.32/48,100.25 = 18,939.77/x
  3. Step 3: Cross multiply
    34,855.32x = 48,100.25 × 18,939.77
  4. Step 4: Simplify right side
    34,855.32x = 911,007,671.94
  5. Step 5: Solve for x
    x = 911,007,671.94/34,855.32
  6. Step 6: Final answer
    x = 26,136.83

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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.