Home / 47,768.26-71,652.12-12,229.50

Finding the Fourth Proportional to 47,768.26, 71,652.12 and 12,229.50

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Solution

The fourth proportional to 47,768.26, 71,652.12 and 12,229.50 is: 18,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.26 : 71,652.12 = 12,229.50 : x
  2. Step 2: Convert to fraction form
    47,768.26/71,652.12 = 12,229.50/x
  3. Step 3: Cross multiply
    47,768.26x = 71,652.12 × 12,229.50
  4. Step 4: Simplify right side
    47,768.26x = 876,269,601.54
  5. Step 5: Solve for x
    x = 876,269,601.54/47,768.26
  6. Step 6: Final answer
    x = 18,344.18

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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.