Home / 36,855.19-55,266.99-17,131.69

Finding the Fourth Proportional to 36,855.19, 55,266.99 and 17,131.69

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Solution

The fourth proportional to 36,855.19, 55,266.99 and 17,131.69 is: 25,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,855.19 : 55,266.99 = 17,131.69 : x
  2. Step 2: Convert to fraction form
    36,855.19/55,266.99 = 17,131.69/x
  3. Step 3: Cross multiply
    36,855.19x = 55,266.99 × 17,131.69
  4. Step 4: Simplify right side
    36,855.19x = 946,816,939.91
  5. Step 5: Solve for x
    x = 946,816,939.91/36,855.19
  6. Step 6: Final answer
    x = 25,690.19

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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.