Home / 15,997.25-22,076.24-8,924.13

Finding the Fourth Proportional to 15,997.25, 22,076.24 and 8,924.13

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Solution

The fourth proportional to 15,997.25, 22,076.24 and 8,924.13 is: 12,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.25 : 22,076.24 = 8,924.13 : x
  2. Step 2: Convert to fraction form
    15,997.25/22,076.24 = 8,924.13/x
  3. Step 3: Cross multiply
    15,997.25x = 22,076.24 × 8,924.13
  4. Step 4: Simplify right side
    15,997.25x = 197,011,191.05
  5. Step 5: Solve for x
    x = 197,011,191.05/15,997.25
  6. Step 6: Final answer
    x = 12,315.32

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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.