Home / 29,576.21-40,816.14-16,148.49

Finding the Fourth Proportional to 29,576.21, 40,816.14 and 16,148.49

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Solution

The fourth proportional to 29,576.21, 40,816.14 and 16,148.49 is: 22,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.21 : 40,816.14 = 16,148.49 : x
  2. Step 2: Convert to fraction form
    29,576.21/40,816.14 = 16,148.49/x
  3. Step 3: Cross multiply
    29,576.21x = 40,816.14 × 16,148.49
  4. Step 4: Simplify right side
    29,576.21x = 659,118,997.93
  5. Step 5: Solve for x
    x = 659,118,997.93/29,576.21
  6. Step 6: Final answer
    x = 22,285.44

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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.