Home / 15,997.08-22,076.44-8,923.35

Finding the Fourth Proportional to 15,997.08, 22,076.44 and 8,923.35

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Solution

The fourth proportional to 15,997.08, 22,076.44 and 8,923.35 is: 12,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.08 : 22,076.44 = 8,923.35 : x
  2. Step 2: Convert to fraction form
    15,997.08/22,076.44 = 8,923.35/x
  3. Step 3: Cross multiply
    15,997.08x = 22,076.44 × 8,923.35
  4. Step 4: Simplify right side
    15,997.08x = 196,995,800.87
  5. Step 5: Solve for x
    x = 196,995,800.87/15,997.08
  6. Step 6: Final answer
    x = 12,314.48

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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.