Home / 37,413.72-51,629.58-20,646.36

Finding the Fourth Proportional to 37,413.72, 51,629.58 and 20,646.36

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Solution

The fourth proportional to 37,413.72, 51,629.58 and 20,646.36 is: 28,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,413.72 : 51,629.58 = 20,646.36 : x
  2. Step 2: Convert to fraction form
    37,413.72/51,629.58 = 20,646.36/x
  3. Step 3: Cross multiply
    37,413.72x = 51,629.58 × 20,646.36
  4. Step 4: Simplify right side
    37,413.72x = 1,065,962,895.33
  5. Step 5: Solve for x
    x = 1,065,962,895.33/37,413.72
  6. Step 6: Final answer
    x = 28,491.23

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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.