Home / 13,934.09-20,900.73-4,073.60

Finding the Fourth Proportional to 13,934.09, 20,900.73 and 4,073.60

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Solution

The fourth proportional to 13,934.09, 20,900.73 and 4,073.60 is: 6,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.09 : 20,900.73 = 4,073.60 : x
  2. Step 2: Convert to fraction form
    13,934.09/20,900.73 = 4,073.60/x
  3. Step 3: Cross multiply
    13,934.09x = 20,900.73 × 4,073.60
  4. Step 4: Simplify right side
    13,934.09x = 85,141,213.73
  5. Step 5: Solve for x
    x = 85,141,213.73/13,934.09
  6. Step 6: Final answer
    x = 6,110.28

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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.