Home / 28,924.74-43,388.63-8,149.86

Finding the Fourth Proportional to 28,924.74, 43,388.63 and 8,149.86

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Solution

The fourth proportional to 28,924.74, 43,388.63 and 8,149.86 is: 12,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.74 : 43,388.63 = 8,149.86 : x
  2. Step 2: Convert to fraction form
    28,924.74/43,388.63 = 8,149.86/x
  3. Step 3: Cross multiply
    28,924.74x = 43,388.63 × 8,149.86
  4. Step 4: Simplify right side
    28,924.74x = 353,611,260.09
  5. Step 5: Solve for x
    x = 353,611,260.09/28,924.74
  6. Step 6: Final answer
    x = 12,225.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.