Home / 29,481.21-40,684.34-16,903.53

Finding the Fourth Proportional to 29,481.21, 40,684.34 and 16,903.53

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Solution

The fourth proportional to 29,481.21, 40,684.34 and 16,903.53 is: 23,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,481.21 : 40,684.34 = 16,903.53 : x
  2. Step 2: Convert to fraction form
    29,481.21/40,684.34 = 16,903.53/x
  3. Step 3: Cross multiply
    29,481.21x = 40,684.34 × 16,903.53
  4. Step 4: Simplify right side
    29,481.21x = 687,708,961.72
  5. Step 5: Solve for x
    x = 687,708,961.72/29,481.21
  6. Step 6: Final answer
    x = 23,327.03

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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.