Home / 16,173.62-22,319.68-9,100.16

Finding the Fourth Proportional to 16,173.62, 22,319.68 and 9,100.16

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Solution

The fourth proportional to 16,173.62, 22,319.68 and 9,100.16 is: 12,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.62 : 22,319.68 = 9,100.16 : x
  2. Step 2: Convert to fraction form
    16,173.62/22,319.68 = 9,100.16/x
  3. Step 3: Cross multiply
    16,173.62x = 22,319.68 × 9,100.16
  4. Step 4: Simplify right side
    16,173.62x = 203,112,659.15
  5. Step 5: Solve for x
    x = 203,112,659.15/16,173.62
  6. Step 6: Final answer
    x = 12,558.27

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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.