Home / 13,231.62-19,847.01-4,465.80

Finding the Fourth Proportional to 13,231.62, 19,847.01 and 4,465.80

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Solution

The fourth proportional to 13,231.62, 19,847.01 and 4,465.80 is: 6,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.62 : 19,847.01 = 4,465.80 : x
  2. Step 2: Convert to fraction form
    13,231.62/19,847.01 = 4,465.80/x
  3. Step 3: Cross multiply
    13,231.62x = 19,847.01 × 4,465.80
  4. Step 4: Simplify right side
    13,231.62x = 88,632,777.26
  5. Step 5: Solve for x
    x = 88,632,777.26/13,231.62
  6. Step 6: Final answer
    x = 6,698.56

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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.