Home / 29,546.12-40,818.11-19,361.36

Finding the Fourth Proportional to 29,546.12, 40,818.11 and 19,361.36

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Solution

The fourth proportional to 29,546.12, 40,818.11 and 19,361.36 is: 26,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,546.12 : 40,818.11 = 19,361.36 : x
  2. Step 2: Convert to fraction form
    29,546.12/40,818.11 = 19,361.36/x
  3. Step 3: Cross multiply
    29,546.12x = 40,818.11 × 19,361.36
  4. Step 4: Simplify right side
    29,546.12x = 790,294,056.86
  5. Step 5: Solve for x
    x = 790,294,056.86/29,546.12
  6. Step 6: Final answer
    x = 26,747.81

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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.