Home / 13,944.10-20,918.74-4,584.64

Finding the Fourth Proportional to 13,944.10, 20,918.74 and 4,584.64

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Solution

The fourth proportional to 13,944.10, 20,918.74 and 4,584.64 is: 6,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.10 : 20,918.74 = 4,584.64 : x
  2. Step 2: Convert to fraction form
    13,944.10/20,918.74 = 4,584.64/x
  3. Step 3: Cross multiply
    13,944.10x = 20,918.74 × 4,584.64
  4. Step 4: Simplify right side
    13,944.10x = 95,904,892.15
  5. Step 5: Solve for x
    x = 95,904,892.15/13,944.10
  6. Step 6: Final answer
    x = 6,877.81

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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.