Home / 19,450.82-29,169.73-7,601.51

Finding the Fourth Proportional to 19,450.82, 29,169.73 and 7,601.51

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Solution

The fourth proportional to 19,450.82, 29,169.73 and 7,601.51 is: 11,399.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.82 : 29,169.73 = 7,601.51 : x
  2. Step 2: Convert to fraction form
    19,450.82/29,169.73 = 7,601.51/x
  3. Step 3: Cross multiply
    19,450.82x = 29,169.73 × 7,601.51
  4. Step 4: Simplify right side
    19,450.82x = 221,733,994.29
  5. Step 5: Solve for x
    x = 221,733,994.29/19,450.82
  6. Step 6: Final answer
    x = 11,399.72

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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.