Home / 15,964.67-21,994.53-12,606.23

Finding the Fourth Proportional to 15,964.67, 21,994.53 and 12,606.23

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Solution

The fourth proportional to 15,964.67, 21,994.53 and 12,606.23 is: 17,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.67 : 21,994.53 = 12,606.23 : x
  2. Step 2: Convert to fraction form
    15,964.67/21,994.53 = 12,606.23/x
  3. Step 3: Cross multiply
    15,964.67x = 21,994.53 × 12,606.23
  4. Step 4: Simplify right side
    15,964.67x = 277,268,103.92
  5. Step 5: Solve for x
    x = 277,268,103.92/15,964.67
  6. Step 6: Final answer
    x = 17,367.61

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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.