Home / 43,141.36-64,702.32-16,832.56

Finding the Fourth Proportional to 43,141.36, 64,702.32 and 16,832.56

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Solution

The fourth proportional to 43,141.36, 64,702.32 and 16,832.56 is: 25,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,141.36 : 64,702.32 = 16,832.56 : x
  2. Step 2: Convert to fraction form
    43,141.36/64,702.32 = 16,832.56/x
  3. Step 3: Cross multiply
    43,141.36x = 64,702.32 × 16,832.56
  4. Step 4: Simplify right side
    43,141.36x = 1,089,105,683.54
  5. Step 5: Solve for x
    x = 1,089,105,683.54/43,141.36
  6. Step 6: Final answer
    x = 25,245.05

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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.