Home / 29,896.97-41,213.52-19,140.30

Finding the Fourth Proportional to 29,896.97, 41,213.52 and 19,140.30

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Solution

The fourth proportional to 29,896.97, 41,213.52 and 19,140.30 is: 26,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,896.97 : 41,213.52 = 19,140.30 : x
  2. Step 2: Convert to fraction form
    29,896.97/41,213.52 = 19,140.30/x
  3. Step 3: Cross multiply
    29,896.97x = 41,213.52 × 19,140.30
  4. Step 4: Simplify right side
    29,896.97x = 788,839,136.86
  5. Step 5: Solve for x
    x = 788,839,136.86/29,896.97
  6. Step 6: Final answer
    x = 26,385.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.