Home / 29,664.30-40,936.18-16,235.28

Finding the Fourth Proportional to 29,664.30, 40,936.18 and 16,235.28

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Solution

The fourth proportional to 29,664.30, 40,936.18 and 16,235.28 is: 22,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,664.30 : 40,936.18 = 16,235.28 : x
  2. Step 2: Convert to fraction form
    29,664.30/40,936.18 = 16,235.28/x
  3. Step 3: Cross multiply
    29,664.30x = 40,936.18 × 16,235.28
  4. Step 4: Simplify right side
    29,664.30x = 664,610,344.43
  5. Step 5: Solve for x
    x = 664,610,344.43/29,664.30
  6. Step 6: Final answer
    x = 22,404.38

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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.