Home / 29,346.60-43,942.14-17,643.72

Finding the Fourth Proportional to 29,346.60, 43,942.14 and 17,643.72

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Solution

The fourth proportional to 29,346.60, 43,942.14 and 17,643.72 is: 26,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.60 : 43,942.14 = 17,643.72 : x
  2. Step 2: Convert to fraction form
    29,346.60/43,942.14 = 17,643.72/x
  3. Step 3: Cross multiply
    29,346.60x = 43,942.14 × 17,643.72
  4. Step 4: Simplify right side
    29,346.60x = 775,302,814.36
  5. Step 5: Solve for x
    x = 775,302,814.36/29,346.60
  6. Step 6: Final answer
    x = 26,418.83

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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.