Home / 49,351.80-74,039.22-14,292.12

Finding the Fourth Proportional to 49,351.80, 74,039.22 and 14,292.12

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Solution

The fourth proportional to 49,351.80, 74,039.22 and 14,292.12 is: 21,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,351.80 : 74,039.22 = 14,292.12 : x
  2. Step 2: Convert to fraction form
    49,351.80/74,039.22 = 14,292.12/x
  3. Step 3: Cross multiply
    49,351.80x = 74,039.22 × 14,292.12
  4. Step 4: Simplify right side
    49,351.80x = 1,058,177,416.95
  5. Step 5: Solve for x
    x = 1,058,177,416.95/49,351.80
  6. Step 6: Final answer
    x = 21,441.52

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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.