Home / 12,056.96-16,630.66-8,694.20

Finding the Fourth Proportional to 12,056.96, 16,630.66 and 8,694.20

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Solution

The fourth proportional to 12,056.96, 16,630.66 and 8,694.20 is: 11,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,056.96 : 16,630.66 = 8,694.20 : x
  2. Step 2: Convert to fraction form
    12,056.96/16,630.66 = 8,694.20/x
  3. Step 3: Cross multiply
    12,056.96x = 16,630.66 × 8,694.20
  4. Step 4: Simplify right side
    12,056.96x = 144,590,284.17
  5. Step 5: Solve for x
    x = 144,590,284.17/12,056.96
  6. Step 6: Final answer
    x = 11,992.27

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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.