Home / 46,238.60-69,310.38-19,921.16

Finding the Fourth Proportional to 46,238.60, 69,310.38 and 19,921.16

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Solution

The fourth proportional to 46,238.60, 69,310.38 and 19,921.16 is: 29,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,238.60 : 69,310.38 = 19,921.16 : x
  2. Step 2: Convert to fraction form
    46,238.60/69,310.38 = 19,921.16/x
  3. Step 3: Cross multiply
    46,238.60x = 69,310.38 × 19,921.16
  4. Step 4: Simplify right side
    46,238.60x = 1,380,743,169.64
  5. Step 5: Solve for x
    x = 1,380,743,169.64/46,238.60
  6. Step 6: Final answer
    x = 29,861.27

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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.