Home / 36,075.98-49,783.99-20,163.50

Finding the Fourth Proportional to 36,075.98, 49,783.99 and 20,163.50

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Solution

The fourth proportional to 36,075.98, 49,783.99 and 20,163.50 is: 27,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.98 : 49,783.99 = 20,163.50 : x
  2. Step 2: Convert to fraction form
    36,075.98/49,783.99 = 20,163.50/x
  3. Step 3: Cross multiply
    36,075.98x = 49,783.99 × 20,163.50
  4. Step 4: Simplify right side
    36,075.98x = 1,003,819,381.55
  5. Step 5: Solve for x
    x = 1,003,819,381.55/36,075.98
  6. Step 6: Final answer
    x = 27,825.15

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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.