Home / 15,997.82-22,076.96-8,924.27

Finding the Fourth Proportional to 15,997.82, 22,076.96 and 8,924.27

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Solution

The fourth proportional to 15,997.82, 22,076.96 and 8,924.27 is: 12,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.82 : 22,076.96 = 8,924.27 : x
  2. Step 2: Convert to fraction form
    15,997.82/22,076.96 = 8,924.27/x
  3. Step 3: Cross multiply
    15,997.82x = 22,076.96 × 8,924.27
  4. Step 4: Simplify right side
    15,997.82x = 197,020,596.81
  5. Step 5: Solve for x
    x = 197,020,596.81/15,997.82
  6. Step 6: Final answer
    x = 12,315.47

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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.