Home / 27,361.88-41,048.30-8,643.65

Finding the Fourth Proportional to 27,361.88, 41,048.30 and 8,643.65

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Solution

The fourth proportional to 27,361.88, 41,048.30 and 8,643.65 is: 12,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,361.88 : 41,048.30 = 8,643.65 : x
  2. Step 2: Convert to fraction form
    27,361.88/41,048.30 = 8,643.65/x
  3. Step 3: Cross multiply
    27,361.88x = 41,048.30 × 8,643.65
  4. Step 4: Simplify right side
    27,361.88x = 354,807,138.30
  5. Step 5: Solve for x
    x = 354,807,138.30/27,361.88
  6. Step 6: Final answer
    x = 12,967.21

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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.