Home / 13,906.55-20,857.61-4,546.49

Finding the Fourth Proportional to 13,906.55, 20,857.61 and 4,546.49

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Solution

The fourth proportional to 13,906.55, 20,857.61 and 4,546.49 is: 6,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906.55 : 20,857.61 = 4,546.49 : x
  2. Step 2: Convert to fraction form
    13,906.55/20,857.61 = 4,546.49/x
  3. Step 3: Cross multiply
    13,906.55x = 20,857.61 × 4,546.49
  4. Step 4: Simplify right side
    13,906.55x = 94,828,788.27
  5. Step 5: Solve for x
    x = 94,828,788.27/13,906.55
  6. Step 6: Final answer
    x = 6,819.00

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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.