Home / 15,997.92-22,077.60-8,924.19

Finding the Fourth Proportional to 15,997.92, 22,077.60 and 8,924.19

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Solution

The fourth proportional to 15,997.92, 22,077.60 and 8,924.19 is: 12,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.92 : 22,077.60 = 8,924.19 : x
  2. Step 2: Convert to fraction form
    15,997.92/22,077.60 = 8,924.19/x
  3. Step 3: Cross multiply
    15,997.92x = 22,077.60 × 8,924.19
  4. Step 4: Simplify right side
    15,997.92x = 197,024,697.14
  5. Step 5: Solve for x
    x = 197,024,697.14/15,997.92
  6. Step 6: Final answer
    x = 12,315.64

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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.