Home / 38,861.46-58,285.98-13,896.86

Finding the Fourth Proportional to 38,861.46, 58,285.98 and 13,896.86

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Solution

The fourth proportional to 38,861.46, 58,285.98 and 13,896.86 is: 20,843.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861.46 : 58,285.98 = 13,896.86 : x
  2. Step 2: Convert to fraction form
    38,861.46/58,285.98 = 13,896.86/x
  3. Step 3: Cross multiply
    38,861.46x = 58,285.98 × 13,896.86
  4. Step 4: Simplify right side
    38,861.46x = 809,992,104.02
  5. Step 5: Solve for x
    x = 809,992,104.02/38,861.46
  6. Step 6: Final answer
    x = 20,843.07

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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.