Home / 38,821.20-58,244.10-13,860.70

Finding the Fourth Proportional to 38,821.20, 58,244.10 and 13,860.70

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Solution

The fourth proportional to 38,821.20, 58,244.10 and 13,860.70 is: 20,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,821.20 : 58,244.10 = 13,860.70 : x
  2. Step 2: Convert to fraction form
    38,821.20/58,244.10 = 13,860.70/x
  3. Step 3: Cross multiply
    38,821.20x = 58,244.10 × 13,860.70
  4. Step 4: Simplify right side
    38,821.20x = 807,303,996.87
  5. Step 5: Solve for x
    x = 807,303,996.87/38,821.20
  6. Step 6: Final answer
    x = 20,795.44

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