Home / 36,993.90-51,048.06-21,077.94

Finding the Fourth Proportional to 36,993.90, 51,048.06 and 21,077.94

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Solution

The fourth proportional to 36,993.90, 51,048.06 and 21,077.94 is: 29,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.90 : 51,048.06 = 21,077.94 : x
  2. Step 2: Convert to fraction form
    36,993.90/51,048.06 = 21,077.94/x
  3. Step 3: Cross multiply
    36,993.90x = 51,048.06 × 21,077.94
  4. Step 4: Simplify right side
    36,993.90x = 1,075,987,945.80
  5. Step 5: Solve for x
    x = 1,075,987,945.80/36,993.90
  6. Step 6: Final answer
    x = 29,085.55

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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.