Home / 31,476.96-47,181.84-16,676.64

Finding the Fourth Proportional to 31,476.96, 47,181.84 and 16,676.64

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Solution

The fourth proportional to 31,476.96, 47,181.84 and 16,676.64 is: 24,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.96 : 47,181.84 = 16,676.64 : x
  2. Step 2: Convert to fraction form
    31,476.96/47,181.84 = 16,676.64/x
  3. Step 3: Cross multiply
    31,476.96x = 47,181.84 × 16,676.64
  4. Step 4: Simplify right side
    31,476.96x = 786,834,560.22
  5. Step 5: Solve for x
    x = 786,834,560.22/31,476.96
  6. Step 6: Final answer
    x = 24,997.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.