Home / 28,944.89-43,418.24-9,969.32

Finding the Fourth Proportional to 28,944.89, 43,418.24 and 9,969.32

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Solution

The fourth proportional to 28,944.89, 43,418.24 and 9,969.32 is: 14,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.89 : 43,418.24 = 9,969.32 : x
  2. Step 2: Convert to fraction form
    28,944.89/43,418.24 = 9,969.32/x
  3. Step 3: Cross multiply
    28,944.89x = 43,418.24 × 9,969.32
  4. Step 4: Simplify right side
    28,944.89x = 432,850,278.55
  5. Step 5: Solve for x
    x = 432,850,278.55/28,944.89
  6. Step 6: Final answer
    x = 14,954.29

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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.