Home / 15,997.91-22,077.06-8,924.33

Finding the Fourth Proportional to 15,997.91, 22,077.06 and 8,924.33

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Solution

The fourth proportional to 15,997.91, 22,077.06 and 8,924.33 is: 12,315.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.91 : 22,077.06 = 8,924.33 : x
  2. Step 2: Convert to fraction form
    15,997.91/22,077.06 = 8,924.33/x
  3. Step 3: Cross multiply
    15,997.91x = 22,077.06 × 8,924.33
  4. Step 4: Simplify right side
    15,997.91x = 197,022,968.87
  5. Step 5: Solve for x
    x = 197,022,968.87/15,997.91
  6. Step 6: Final answer
    x = 12,315.54

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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.