Home / 22,778.37-34,167.27-18,874.59

Finding the Fourth Proportional to 22,778.37, 34,167.27 and 18,874.59

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Solution

The fourth proportional to 22,778.37, 34,167.27 and 18,874.59 is: 28,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,778.37 : 34,167.27 = 18,874.59 : x
  2. Step 2: Convert to fraction form
    22,778.37/34,167.27 = 18,874.59/x
  3. Step 3: Cross multiply
    22,778.37x = 34,167.27 × 18,874.59
  4. Step 4: Simplify right side
    22,778.37x = 644,893,212.67
  5. Step 5: Solve for x
    x = 644,893,212.67/22,778.37
  6. Step 6: Final answer
    x = 28,311.65

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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.