Home / 43,174.24-64,766-13,592.96

Finding the Fourth Proportional to 43,174.24, 64,766 and 13,592.96

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Solution

The fourth proportional to 43,174.24, 64,766 and 13,592.96 is: 20,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,174.24 : 64,766 = 13,592.96 : x
  2. Step 2: Convert to fraction form
    43,174.24/64,766 = 13,592.96/x
  3. Step 3: Cross multiply
    43,174.24x = 64,766 × 13,592.96
  4. Step 4: Simplify right side
    43,174.24x = 880,361,647.36
  5. Step 5: Solve for x
    x = 880,361,647.36/43,174.24
  6. Step 6: Final answer
    x = 20,390.90

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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.