Home / 30,796.05-42,505.15-19,458.35

Finding the Fourth Proportional to 30,796.05, 42,505.15 and 19,458.35

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Solution

The fourth proportional to 30,796.05, 42,505.15 and 19,458.35 is: 26,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,796.05 : 42,505.15 = 19,458.35 : x
  2. Step 2: Convert to fraction form
    30,796.05/42,505.15 = 19,458.35/x
  3. Step 3: Cross multiply
    30,796.05x = 42,505.15 × 19,458.35
  4. Step 4: Simplify right side
    30,796.05x = 827,080,085.50
  5. Step 5: Solve for x
    x = 827,080,085.50/30,796.05
  6. Step 6: Final answer
    x = 26,856.69

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