Home / 21,448.45-32,150.22-8,975.62

Finding the Fourth Proportional to 21,448.45, 32,150.22 and 8,975.62

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Solution

The fourth proportional to 21,448.45, 32,150.22 and 8,975.62 is: 13,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.45 : 32,150.22 = 8,975.62 : x
  2. Step 2: Convert to fraction form
    21,448.45/32,150.22 = 8,975.62/x
  3. Step 3: Cross multiply
    21,448.45x = 32,150.22 × 8,975.62
  4. Step 4: Simplify right side
    21,448.45x = 288,568,157.64
  5. Step 5: Solve for x
    x = 288,568,157.64/21,448.45
  6. Step 6: Final answer
    x = 13,454.03

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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.