Home / 13,814.44-20,730.30-5,606.44

Finding the Fourth Proportional to 13,814.44, 20,730.30 and 5,606.44

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Solution

The fourth proportional to 13,814.44, 20,730.30 and 5,606.44 is: 8,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.44 : 20,730.30 = 5,606.44 : x
  2. Step 2: Convert to fraction form
    13,814.44/20,730.30 = 5,606.44/x
  3. Step 3: Cross multiply
    13,814.44x = 20,730.30 × 5,606.44
  4. Step 4: Simplify right side
    13,814.44x = 116,223,183.13
  5. Step 5: Solve for x
    x = 116,223,183.13/13,814.44
  6. Step 6: Final answer
    x = 8,413.17

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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.