Home / 30,233.79-41,721.41-16,805.27

Finding the Fourth Proportional to 30,233.79, 41,721.41 and 16,805.27

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Solution

The fourth proportional to 30,233.79, 41,721.41 and 16,805.27 is: 23,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.79 : 41,721.41 = 16,805.27 : x
  2. Step 2: Convert to fraction form
    30,233.79/41,721.41 = 16,805.27/x
  3. Step 3: Cross multiply
    30,233.79x = 41,721.41 × 16,805.27
  4. Step 4: Simplify right side
    30,233.79x = 701,139,706.15
  5. Step 5: Solve for x
    x = 701,139,706.15/30,233.79
  6. Step 6: Final answer
    x = 23,190.60

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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.