Home / 13,586.06-20,380.92-5,796.70

Finding the Fourth Proportional to 13,586.06, 20,380.92 and 5,796.70

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Solution

The fourth proportional to 13,586.06, 20,380.92 and 5,796.70 is: 8,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.06 : 20,380.92 = 5,796.70 : x
  2. Step 2: Convert to fraction form
    13,586.06/20,380.92 = 5,796.70/x
  3. Step 3: Cross multiply
    13,586.06x = 20,380.92 × 5,796.70
  4. Step 4: Simplify right side
    13,586.06x = 118,142,006.27
  5. Step 5: Solve for x
    x = 118,142,006.27/13,586.06
  6. Step 6: Final answer
    x = 8,695.82

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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.