Home / 19,383.06-26,741.62-10,994.70

Finding the Fourth Proportional to 19,383.06, 26,741.62 and 10,994.70

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Solution

The fourth proportional to 19,383.06, 26,741.62 and 10,994.70 is: 15,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.06 : 26,741.62 = 10,994.70 : x
  2. Step 2: Convert to fraction form
    19,383.06/26,741.62 = 10,994.70/x
  3. Step 3: Cross multiply
    19,383.06x = 26,741.62 × 10,994.70
  4. Step 4: Simplify right side
    19,383.06x = 294,016,089.41
  5. Step 5: Solve for x
    x = 294,016,089.41/19,383.06
  6. Step 6: Final answer
    x = 15,168.71

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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.