Home / 19,185.42-26,473.98-11,226.09

Finding the Fourth Proportional to 19,185.42, 26,473.98 and 11,226.09

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Solution

The fourth proportional to 19,185.42, 26,473.98 and 11,226.09 is: 15,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.42 : 26,473.98 = 11,226.09 : x
  2. Step 2: Convert to fraction form
    19,185.42/26,473.98 = 11,226.09/x
  3. Step 3: Cross multiply
    19,185.42x = 26,473.98 × 11,226.09
  4. Step 4: Simplify right side
    19,185.42x = 297,199,282.14
  5. Step 5: Solve for x
    x = 297,199,282.14/19,185.42
  6. Step 6: Final answer
    x = 15,490.89

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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.