Home / 27,399.94-41,121.44-14,072.40

Finding the Fourth Proportional to 27,399.94, 41,121.44 and 14,072.40

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Solution

The fourth proportional to 27,399.94, 41,121.44 and 14,072.40 is: 21,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.94 : 41,121.44 = 14,072.40 : x
  2. Step 2: Convert to fraction form
    27,399.94/41,121.44 = 14,072.40/x
  3. Step 3: Cross multiply
    27,399.94x = 41,121.44 × 14,072.40
  4. Step 4: Simplify right side
    27,399.94x = 578,677,334.67
  5. Step 5: Solve for x
    x = 578,677,334.67/27,399.94
  6. Step 6: Final answer
    x = 21,119.66

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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.