Home / 29,736.96-41,036.39-18,403.44

Finding the Fourth Proportional to 29,736.96, 41,036.39 and 18,403.44

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Solution

The fourth proportional to 29,736.96, 41,036.39 and 18,403.44 is: 25,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,736.96 : 41,036.39 = 18,403.44 : x
  2. Step 2: Convert to fraction form
    29,736.96/41,036.39 = 18,403.44/x
  3. Step 3: Cross multiply
    29,736.96x = 41,036.39 × 18,403.44
  4. Step 4: Simplify right side
    29,736.96x = 755,210,741.18
  5. Step 5: Solve for x
    x = 755,210,741.18/29,736.96
  6. Step 6: Final answer
    x = 25,396.37

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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.