Home / 13,736.33-20,604.12-4,377.04

Finding the Fourth Proportional to 13,736.33, 20,604.12 and 4,377.04

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Solution

The fourth proportional to 13,736.33, 20,604.12 and 4,377.04 is: 6,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.33 : 20,604.12 = 4,377.04 : x
  2. Step 2: Convert to fraction form
    13,736.33/20,604.12 = 4,377.04/x
  3. Step 3: Cross multiply
    13,736.33x = 20,604.12 × 4,377.04
  4. Step 4: Simplify right side
    13,736.33x = 90,185,014.10
  5. Step 5: Solve for x
    x = 90,185,014.10/13,736.33
  6. Step 6: Final answer
    x = 6,565.44

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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.