Home / 13,817.62-20,722.11-6,018.58

Finding the Fourth Proportional to 13,817.62, 20,722.11 and 6,018.58

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Solution

The fourth proportional to 13,817.62, 20,722.11 and 6,018.58 is: 9,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.62 : 20,722.11 = 6,018.58 : x
  2. Step 2: Convert to fraction form
    13,817.62/20,722.11 = 6,018.58/x
  3. Step 3: Cross multiply
    13,817.62x = 20,722.11 × 6,018.58
  4. Step 4: Simplify right side
    13,817.62x = 124,717,676.80
  5. Step 5: Solve for x
    x = 124,717,676.80/13,817.62
  6. Step 6: Final answer
    x = 9,025.99

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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.