Home / 36,797.85-55,196.81-13,418.82

Finding the Fourth Proportional to 36,797.85, 55,196.81 and 13,418.82

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Solution

The fourth proportional to 36,797.85, 55,196.81 and 13,418.82 is: 20,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797.85 : 55,196.81 = 13,418.82 : x
  2. Step 2: Convert to fraction form
    36,797.85/55,196.81 = 13,418.82/x
  3. Step 3: Cross multiply
    36,797.85x = 55,196.81 × 13,418.82
  4. Step 4: Simplify right side
    36,797.85x = 740,675,990.87
  5. Step 5: Solve for x
    x = 740,675,990.87/36,797.85
  6. Step 6: Final answer
    x = 20,128.24

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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.