Home / 30,233.66-41,721.09-16,804.85

Finding the Fourth Proportional to 30,233.66, 41,721.09 and 16,804.85

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Solution

The fourth proportional to 30,233.66, 41,721.09 and 16,804.85 is: 23,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.66 : 41,721.09 = 16,804.85 : x
  2. Step 2: Convert to fraction form
    30,233.66/41,721.09 = 16,804.85/x
  3. Step 3: Cross multiply
    30,233.66x = 41,721.09 × 16,804.85
  4. Step 4: Simplify right side
    30,233.66x = 701,116,659.29
  5. Step 5: Solve for x
    x = 701,116,659.29/30,233.66
  6. Step 6: Final answer
    x = 23,189.94

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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.