Home / 13,337.84-20,015.60-5,546.64

Finding the Fourth Proportional to 13,337.84, 20,015.60 and 5,546.64

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Solution

The fourth proportional to 13,337.84, 20,015.60 and 5,546.64 is: 8,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.84 : 20,015.60 = 5,546.64 : x
  2. Step 2: Convert to fraction form
    13,337.84/20,015.60 = 5,546.64/x
  3. Step 3: Cross multiply
    13,337.84x = 20,015.60 × 5,546.64
  4. Step 4: Simplify right side
    13,337.84x = 111,019,327.58
  5. Step 5: Solve for x
    x = 111,019,327.58/13,337.84
  6. Step 6: Final answer
    x = 8,323.64

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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.