Home / 19,272.62-28,903.26-8,173.19

Finding the Fourth Proportional to 19,272.62, 28,903.26 and 8,173.19

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Solution

The fourth proportional to 19,272.62, 28,903.26 and 8,173.19 is: 12,257.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.62 : 28,903.26 = 8,173.19 : x
  2. Step 2: Convert to fraction form
    19,272.62/28,903.26 = 8,173.19/x
  3. Step 3: Cross multiply
    19,272.62x = 28,903.26 × 8,173.19
  4. Step 4: Simplify right side
    19,272.62x = 236,231,835.60
  5. Step 5: Solve for x
    x = 236,231,835.60/19,272.62
  6. Step 6: Final answer
    x = 12,257.38

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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.