Home / 17,964.41-26,921.90-9,180.97

Finding the Fourth Proportional to 17,964.41, 26,921.90 and 9,180.97

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Solution

The fourth proportional to 17,964.41, 26,921.90 and 9,180.97 is: 13,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964.41 : 26,921.90 = 9,180.97 : x
  2. Step 2: Convert to fraction form
    17,964.41/26,921.90 = 9,180.97/x
  3. Step 3: Cross multiply
    17,964.41x = 26,921.90 × 9,180.97
  4. Step 4: Simplify right side
    17,964.41x = 247,169,111.89
  5. Step 5: Solve for x
    x = 247,169,111.89/17,964.41
  6. Step 6: Final answer
    x = 13,758.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.