Home / 43,327.10-64,996.84-13,343.88

Finding the Fourth Proportional to 43,327.10, 64,996.84 and 13,343.88

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Solution

The fourth proportional to 43,327.10, 64,996.84 and 13,343.88 is: 20,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,327.10 : 64,996.84 = 13,343.88 : x
  2. Step 2: Convert to fraction form
    43,327.10/64,996.84 = 13,343.88/x
  3. Step 3: Cross multiply
    43,327.10x = 64,996.84 × 13,343.88
  4. Step 4: Simplify right side
    43,327.10x = 867,310,033.34
  5. Step 5: Solve for x
    x = 867,310,033.34/43,327.10
  6. Step 6: Final answer
    x = 20,017.73

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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.