Home / 36,034.24-54,075.97-12,660.68

Finding the Fourth Proportional to 36,034.24, 54,075.97 and 12,660.68

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Solution

The fourth proportional to 36,034.24, 54,075.97 and 12,660.68 is: 18,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.24 : 54,075.97 = 12,660.68 : x
  2. Step 2: Convert to fraction form
    36,034.24/54,075.97 = 12,660.68/x
  3. Step 3: Cross multiply
    36,034.24x = 54,075.97 × 12,660.68
  4. Step 4: Simplify right side
    36,034.24x = 684,638,497.37
  5. Step 5: Solve for x
    x = 684,638,497.37/36,034.24
  6. Step 6: Final answer
    x = 18,999.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.