Home / 29,277.42-40,391.94-19,211.43

Finding the Fourth Proportional to 29,277.42, 40,391.94 and 19,211.43

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Solution

The fourth proportional to 29,277.42, 40,391.94 and 19,211.43 is: 26,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.42 : 40,391.94 = 19,211.43 : x
  2. Step 2: Convert to fraction form
    29,277.42/40,391.94 = 19,211.43/x
  3. Step 3: Cross multiply
    29,277.42x = 40,391.94 × 19,211.43
  4. Step 4: Simplify right side
    29,277.42x = 775,986,927.87
  5. Step 5: Solve for x
    x = 775,986,927.87/29,277.42
  6. Step 6: Final answer
    x = 26,504.62

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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.