Home / 29,074.08-43,638.34-14,293.60

Finding the Fourth Proportional to 29,074.08, 43,638.34 and 14,293.60

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Solution

The fourth proportional to 29,074.08, 43,638.34 and 14,293.60 is: 21,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,074.08 : 43,638.34 = 14,293.60 : x
  2. Step 2: Convert to fraction form
    29,074.08/43,638.34 = 14,293.60/x
  3. Step 3: Cross multiply
    29,074.08x = 43,638.34 × 14,293.60
  4. Step 4: Simplify right side
    29,074.08x = 623,748,976.62
  5. Step 5: Solve for x
    x = 623,748,976.62/29,074.08
  6. Step 6: Final answer
    x = 21,453.78

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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.