Home / 43,207.24-64,817.52-13,622.44

Finding the Fourth Proportional to 43,207.24, 64,817.52 and 13,622.44

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Solution

The fourth proportional to 43,207.24, 64,817.52 and 13,622.44 is: 20,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.24 : 64,817.52 = 13,622.44 : x
  2. Step 2: Convert to fraction form
    43,207.24/64,817.52 = 13,622.44/x
  3. Step 3: Cross multiply
    43,207.24x = 64,817.52 × 13,622.44
  4. Step 4: Simplify right side
    43,207.24x = 882,972,777.15
  5. Step 5: Solve for x
    x = 882,972,777.15/43,207.24
  6. Step 6: Final answer
    x = 20,435.76

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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.