Home / 23,243.25-34,991.35-21,176.54

Finding the Fourth Proportional to 23,243.25, 34,991.35 and 21,176.54

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Solution

The fourth proportional to 23,243.25, 34,991.35 and 21,176.54 is: 31,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,243.25 : 34,991.35 = 21,176.54 : x
  2. Step 2: Convert to fraction form
    23,243.25/34,991.35 = 21,176.54/x
  3. Step 3: Cross multiply
    23,243.25x = 34,991.35 × 21,176.54
  4. Step 4: Simplify right side
    23,243.25x = 740,995,600.91
  5. Step 5: Solve for x
    x = 740,995,600.91/23,243.25
  6. Step 6: Final answer
    x = 31,880.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.