Home / 23,173.74-34,592.78-20,371.26

Finding the Fourth Proportional to 23,173.74, 34,592.78 and 20,371.26

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Solution

The fourth proportional to 23,173.74, 34,592.78 and 20,371.26 is: 30,409.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.74 : 34,592.78 = 20,371.26 : x
  2. Step 2: Convert to fraction form
    23,173.74/34,592.78 = 20,371.26/x
  3. Step 3: Cross multiply
    23,173.74x = 34,592.78 × 20,371.26
  4. Step 4: Simplify right side
    23,173.74x = 704,698,413.65
  5. Step 5: Solve for x
    x = 704,698,413.65/23,173.74
  6. Step 6: Final answer
    x = 30,409.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.