Home / 36,992.70-51,048.43-21,075.80

Finding the Fourth Proportional to 36,992.70, 51,048.43 and 21,075.80

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Solution

The fourth proportional to 36,992.70, 51,048.43 and 21,075.80 is: 29,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,992.70 : 51,048.43 = 21,075.80 : x
  2. Step 2: Convert to fraction form
    36,992.70/51,048.43 = 21,075.80/x
  3. Step 3: Cross multiply
    36,992.70x = 51,048.43 × 21,075.80
  4. Step 4: Simplify right side
    36,992.70x = 1,075,886,193.06
  5. Step 5: Solve for x
    x = 1,075,886,193.06/36,992.70
  6. Step 6: Final answer
    x = 29,083.74

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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.