Home / 12,072.48-16,657.52-8,098.64

Finding the Fourth Proportional to 12,072.48, 16,657.52 and 8,098.64

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Solution

The fourth proportional to 12,072.48, 16,657.52 and 8,098.64 is: 11,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.48 : 16,657.52 = 8,098.64 : x
  2. Step 2: Convert to fraction form
    12,072.48/16,657.52 = 8,098.64/x
  3. Step 3: Cross multiply
    12,072.48x = 16,657.52 × 8,098.64
  4. Step 4: Simplify right side
    12,072.48x = 134,903,257.77
  5. Step 5: Solve for x
    x = 134,903,257.77/12,072.48
  6. Step 6: Final answer
    x = 11,174.44

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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.