Home / 13,395.46-20,086.80-5,999.98

Finding the Fourth Proportional to 13,395.46, 20,086.80 and 5,999.98

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Solution

The fourth proportional to 13,395.46, 20,086.80 and 5,999.98 is: 8,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.46 : 20,086.80 = 5,999.98 : x
  2. Step 2: Convert to fraction form
    13,395.46/20,086.80 = 5,999.98/x
  3. Step 3: Cross multiply
    13,395.46x = 20,086.80 × 5,999.98
  4. Step 4: Simplify right side
    13,395.46x = 120,520,398.26
  5. Step 5: Solve for x
    x = 120,520,398.26/13,395.46
  6. Step 6: Final answer
    x = 8,997.11

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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.