Home / 34,808.14-52,212.21-8,512.57

Finding the Fourth Proportional to 34,808.14, 52,212.21 and 8,512.57

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Solution

The fourth proportional to 34,808.14, 52,212.21 and 8,512.57 is: 12,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.14 : 52,212.21 = 8,512.57 : x
  2. Step 2: Convert to fraction form
    34,808.14/52,212.21 = 8,512.57/x
  3. Step 3: Cross multiply
    34,808.14x = 52,212.21 × 8,512.57
  4. Step 4: Simplify right side
    34,808.14x = 444,460,092.48
  5. Step 5: Solve for x
    x = 444,460,092.48/34,808.14
  6. Step 6: Final answer
    x = 12,768.86

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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.