Home / 37,329.18-51,511.59-21,413.22

Finding the Fourth Proportional to 37,329.18, 51,511.59 and 21,413.22

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Solution

The fourth proportional to 37,329.18, 51,511.59 and 21,413.22 is: 29,548.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,329.18 : 51,511.59 = 21,413.22 : x
  2. Step 2: Convert to fraction form
    37,329.18/51,511.59 = 21,413.22/x
  3. Step 3: Cross multiply
    37,329.18x = 51,511.59 × 21,413.22
  4. Step 4: Simplify right side
    37,329.18x = 1,103,029,009.22
  5. Step 5: Solve for x
    x = 1,103,029,009.22/37,329.18
  6. Step 6: Final answer
    x = 29,548.71

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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.