Home / 13,736.36-20,610.70-6,336.88

Finding the Fourth Proportional to 13,736.36, 20,610.70 and 6,336.88

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Solution

The fourth proportional to 13,736.36, 20,610.70 and 6,336.88 is: 9,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.36 : 20,610.70 = 6,336.88 : x
  2. Step 2: Convert to fraction form
    13,736.36/20,610.70 = 6,336.88/x
  3. Step 3: Cross multiply
    13,736.36x = 20,610.70 × 6,336.88
  4. Step 4: Simplify right side
    13,736.36x = 130,607,532.62
  5. Step 5: Solve for x
    x = 130,607,532.62/13,736.36
  6. Step 6: Final answer
    x = 9,508.16

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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.