Home / 16,730.54-25,091.60-6,872.54

Finding the Fourth Proportional to 16,730.54, 25,091.60 and 6,872.54

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Solution

The fourth proportional to 16,730.54, 25,091.60 and 6,872.54 is: 10,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.54 : 25,091.60 = 6,872.54 : x
  2. Step 2: Convert to fraction form
    16,730.54/25,091.60 = 6,872.54/x
  3. Step 3: Cross multiply
    16,730.54x = 25,091.60 × 6,872.54
  4. Step 4: Simplify right side
    16,730.54x = 172,443,024.66
  5. Step 5: Solve for x
    x = 172,443,024.66/16,730.54
  6. Step 6: Final answer
    x = 10,307.08

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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.