Home / 37,661.51-51,972.44-21,745.62

Finding the Fourth Proportional to 37,661.51, 51,972.44 and 21,745.62

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Solution

The fourth proportional to 37,661.51, 51,972.44 and 21,745.62 is: 30,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.51 : 51,972.44 = 21,745.62 : x
  2. Step 2: Convert to fraction form
    37,661.51/51,972.44 = 21,745.62/x
  3. Step 3: Cross multiply
    37,661.51x = 51,972.44 × 21,745.62
  4. Step 4: Simplify right side
    37,661.51x = 1,130,172,821.98
  5. Step 5: Solve for x
    x = 1,130,172,821.98/37,661.51
  6. Step 6: Final answer
    x = 30,008.69

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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.