Home / 30,230.88-41,704.08-19,623.84

Finding the Fourth Proportional to 30,230.88, 41,704.08 and 19,623.84

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Solution

The fourth proportional to 30,230.88, 41,704.08 and 19,623.84 is: 27,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,230.88 : 41,704.08 = 19,623.84 : x
  2. Step 2: Convert to fraction form
    30,230.88/41,704.08 = 19,623.84/x
  3. Step 3: Cross multiply
    30,230.88x = 41,704.08 × 19,623.84
  4. Step 4: Simplify right side
    30,230.88x = 818,394,193.27
  5. Step 5: Solve for x
    x = 818,394,193.27/30,230.88
  6. Step 6: Final answer
    x = 27,071.46

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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.