Home / 13,847.82-20,746.64-6,357.64

Finding the Fourth Proportional to 13,847.82, 20,746.64 and 6,357.64

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Solution

The fourth proportional to 13,847.82, 20,746.64 and 6,357.64 is: 9,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.82 : 20,746.64 = 6,357.64 : x
  2. Step 2: Convert to fraction form
    13,847.82/20,746.64 = 6,357.64/x
  3. Step 3: Cross multiply
    13,847.82x = 20,746.64 × 6,357.64
  4. Step 4: Simplify right side
    13,847.82x = 131,899,668.33
  5. Step 5: Solve for x
    x = 131,899,668.33/13,847.82
  6. Step 6: Final answer
    x = 9,524.94

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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.