Home / 52,575.72-78,874.92-15,135.54

Finding the Fourth Proportional to 52,575.72, 78,874.92 and 15,135.54

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Solution

The fourth proportional to 52,575.72, 78,874.92 and 15,135.54 is: 22,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,575.72 : 78,874.92 = 15,135.54 : x
  2. Step 2: Convert to fraction form
    52,575.72/78,874.92 = 15,135.54/x
  3. Step 3: Cross multiply
    52,575.72x = 78,874.92 × 15,135.54
  4. Step 4: Simplify right side
    52,575.72x = 1,193,814,506.66
  5. Step 5: Solve for x
    x = 1,193,814,506.66/52,575.72
  6. Step 6: Final answer
    x = 22,706.57

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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.