Home / 38,786.46-58,161.22-17,720.26

Finding the Fourth Proportional to 38,786.46, 58,161.22 and 17,720.26

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Solution

The fourth proportional to 38,786.46, 58,161.22 and 17,720.26 is: 26,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,786.46 : 58,161.22 = 17,720.26 : x
  2. Step 2: Convert to fraction form
    38,786.46/58,161.22 = 17,720.26/x
  3. Step 3: Cross multiply
    38,786.46x = 58,161.22 × 17,720.26
  4. Step 4: Simplify right side
    38,786.46x = 1,030,631,940.32
  5. Step 5: Solve for x
    x = 1,030,631,940.32/38,786.46
  6. Step 6: Final answer
    x = 26,571.95

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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.