Home / 28,906.48-43,314.36-17,213.32

Finding the Fourth Proportional to 28,906.48, 43,314.36 and 17,213.32

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Solution

The fourth proportional to 28,906.48, 43,314.36 and 17,213.32 is: 25,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906.48 : 43,314.36 = 17,213.32 : x
  2. Step 2: Convert to fraction form
    28,906.48/43,314.36 = 17,213.32/x
  3. Step 3: Cross multiply
    28,906.48x = 43,314.36 × 17,213.32
  4. Step 4: Simplify right side
    28,906.48x = 745,583,939.28
  5. Step 5: Solve for x
    x = 745,583,939.28/28,906.48
  6. Step 6: Final answer
    x = 25,792.97

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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.