Home / 31,500.82-47,234.82-14,856.38

Finding the Fourth Proportional to 31,500.82, 47,234.82 and 14,856.38

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Solution

The fourth proportional to 31,500.82, 47,234.82 and 14,856.38 is: 22,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.82 : 47,234.82 = 14,856.38 : x
  2. Step 2: Convert to fraction form
    31,500.82/47,234.82 = 14,856.38/x
  3. Step 3: Cross multiply
    31,500.82x = 47,234.82 × 14,856.38
  4. Step 4: Simplify right side
    31,500.82x = 701,738,431.82
  5. Step 5: Solve for x
    x = 701,738,431.82/31,500.82
  6. Step 6: Final answer
    x = 22,276.83

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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.