Home / 36,081.37-54,127.05-11,123.38

Finding the Fourth Proportional to 36,081.37, 54,127.05 and 11,123.38

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Solution

The fourth proportional to 36,081.37, 54,127.05 and 11,123.38 is: 16,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.37 : 54,127.05 = 11,123.38 : x
  2. Step 2: Convert to fraction form
    36,081.37/54,127.05 = 11,123.38/x
  3. Step 3: Cross multiply
    36,081.37x = 54,127.05 × 11,123.38
  4. Step 4: Simplify right side
    36,081.37x = 602,075,745.43
  5. Step 5: Solve for x
    x = 602,075,745.43/36,081.37
  6. Step 6: Final answer
    x = 16,686.61

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1.5x scale

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.