Home / 29,494.23-40,709.39-18,173.43

Finding the Fourth Proportional to 29,494.23, 40,709.39 and 18,173.43

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Solution

The fourth proportional to 29,494.23, 40,709.39 and 18,173.43 is: 25,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,494.23 : 40,709.39 = 18,173.43 : x
  2. Step 2: Convert to fraction form
    29,494.23/40,709.39 = 18,173.43/x
  3. Step 3: Cross multiply
    29,494.23x = 40,709.39 × 18,173.43
  4. Step 4: Simplify right side
    29,494.23x = 739,829,249.51
  5. Step 5: Solve for x
    x = 739,829,249.51/29,494.23
  6. Step 6: Final answer
    x = 25,083.86

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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.