Home / 45,287.66-67,895.91-28,612.59

Finding the Fourth Proportional to 45,287.66, 67,895.91 and 28,612.59

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Solution

The fourth proportional to 45,287.66, 67,895.91 and 28,612.59 is: 42,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.66 : 67,895.91 = 28,612.59 : x
  2. Step 2: Convert to fraction form
    45,287.66/67,895.91 = 28,612.59/x
  3. Step 3: Cross multiply
    45,287.66x = 67,895.91 × 28,612.59
  4. Step 4: Simplify right side
    45,287.66x = 1,942,677,835.51
  5. Step 5: Solve for x
    x = 1,942,677,835.51/45,287.66
  6. Step 6: Final answer
    x = 42,896.41

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