Home / 14,627.14-20,183.72-8,253.36

Finding the Fourth Proportional to 14,627.14, 20,183.72 and 8,253.36

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Solution

The fourth proportional to 14,627.14, 20,183.72 and 8,253.36 is: 11,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.14 : 20,183.72 = 8,253.36 : x
  2. Step 2: Convert to fraction form
    14,627.14/20,183.72 = 8,253.36/x
  3. Step 3: Cross multiply
    14,627.14x = 20,183.72 × 8,253.36
  4. Step 4: Simplify right side
    14,627.14x = 166,583,365.11
  5. Step 5: Solve for x
    x = 166,583,365.11/14,627.14
  6. Step 6: Final answer
    x = 11,388.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.