Home / 42,910.24-64,342.32-15,204.64

Finding the Fourth Proportional to 42,910.24, 64,342.32 and 15,204.64

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Solution

The fourth proportional to 42,910.24, 64,342.32 and 15,204.64 is: 22,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,910.24 : 64,342.32 = 15,204.64 : x
  2. Step 2: Convert to fraction form
    42,910.24/64,342.32 = 15,204.64/x
  3. Step 3: Cross multiply
    42,910.24x = 64,342.32 × 15,204.64
  4. Step 4: Simplify right side
    42,910.24x = 978,301,812.36
  5. Step 5: Solve for x
    x = 978,301,812.36/42,910.24
  6. Step 6: Final answer
    x = 22,798.80

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