Home / 43,621.44-65,442.60-14,042.04

Finding the Fourth Proportional to 43,621.44, 65,442.60 and 14,042.04

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Solution

The fourth proportional to 43,621.44, 65,442.60 and 14,042.04 is: 21,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,621.44 : 65,442.60 = 14,042.04 : x
  2. Step 2: Convert to fraction form
    43,621.44/65,442.60 = 14,042.04/x
  3. Step 3: Cross multiply
    43,621.44x = 65,442.60 × 14,042.04
  4. Step 4: Simplify right side
    43,621.44x = 918,947,606.90
  5. Step 5: Solve for x
    x = 918,947,606.90/43,621.44
  6. Step 6: Final answer
    x = 21,066.42

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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.