Home / 28,792.57-43,194.66-12,152.62

Finding the Fourth Proportional to 28,792.57, 43,194.66 and 12,152.62

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Solution

The fourth proportional to 28,792.57, 43,194.66 and 12,152.62 is: 18,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.57 : 43,194.66 = 12,152.62 : x
  2. Step 2: Convert to fraction form
    28,792.57/43,194.66 = 12,152.62/x
  3. Step 3: Cross multiply
    28,792.57x = 43,194.66 × 12,152.62
  4. Step 4: Simplify right side
    28,792.57x = 524,928,289.01
  5. Step 5: Solve for x
    x = 524,928,289.01/28,792.57
  6. Step 6: Final answer
    x = 18,231.38

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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.