Home / 12,236.11-16,892.82-8,056.51

Finding the Fourth Proportional to 12,236.11, 16,892.82 and 8,056.51

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Solution

The fourth proportional to 12,236.11, 16,892.82 and 8,056.51 is: 11,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.11 : 16,892.82 = 8,056.51 : x
  2. Step 2: Convert to fraction form
    12,236.11/16,892.82 = 8,056.51/x
  3. Step 3: Cross multiply
    12,236.11x = 16,892.82 × 8,056.51
  4. Step 4: Simplify right side
    12,236.11x = 136,097,088.79
  5. Step 5: Solve for x
    x = 136,097,088.79/12,236.11
  6. Step 6: Final answer
    x = 11,122.58

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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.