Home / 37,323.51-51,509.39-21,413.09

Finding the Fourth Proportional to 37,323.51, 51,509.39 and 21,413.09

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Solution

The fourth proportional to 37,323.51, 51,509.39 and 21,413.09 is: 29,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,323.51 : 51,509.39 = 21,413.09 : x
  2. Step 2: Convert to fraction form
    37,323.51/51,509.39 = 21,413.09/x
  3. Step 3: Cross multiply
    37,323.51x = 51,509.39 × 21,413.09
  4. Step 4: Simplify right side
    37,323.51x = 1,102,974,839.30
  5. Step 5: Solve for x
    x = 1,102,974,839.30/37,323.51
  6. Step 6: Final answer
    x = 29,551.74

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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.