Home / 16,157.62-22,296.09-8,987.23

Finding the Fourth Proportional to 16,157.62, 22,296.09 and 8,987.23

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Solution

The fourth proportional to 16,157.62, 22,296.09 and 8,987.23 is: 12,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,157.62 : 22,296.09 = 8,987.23 : x
  2. Step 2: Convert to fraction form
    16,157.62/22,296.09 = 8,987.23/x
  3. Step 3: Cross multiply
    16,157.62x = 22,296.09 × 8,987.23
  4. Step 4: Simplify right side
    16,157.62x = 200,380,088.93
  5. Step 5: Solve for x
    x = 200,380,088.93/16,157.62
  6. Step 6: Final answer
    x = 12,401.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.