Home / 29,408.88-40,587.96-18,232.56

Finding the Fourth Proportional to 29,408.88, 40,587.96 and 18,232.56

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Solution

The fourth proportional to 29,408.88, 40,587.96 and 18,232.56 is: 25,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,408.88 : 40,587.96 = 18,232.56 : x
  2. Step 2: Convert to fraction form
    29,408.88/40,587.96 = 18,232.56/x
  3. Step 3: Cross multiply
    29,408.88x = 40,587.96 × 18,232.56
  4. Step 4: Simplify right side
    29,408.88x = 740,022,415.98
  5. Step 5: Solve for x
    x = 740,022,415.98/29,408.88
  6. Step 6: Final answer
    x = 25,163.23

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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.