Home / 42,727.28-64,020.63-14,631.84

Finding the Fourth Proportional to 42,727.28, 64,020.63 and 14,631.84

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Solution

The fourth proportional to 42,727.28, 64,020.63 and 14,631.84 is: 21,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,727.28 : 64,020.63 = 14,631.84 : x
  2. Step 2: Convert to fraction form
    42,727.28/64,020.63 = 14,631.84/x
  3. Step 3: Cross multiply
    42,727.28x = 64,020.63 × 14,631.84
  4. Step 4: Simplify right side
    42,727.28x = 936,739,614.86
  5. Step 5: Solve for x
    x = 936,739,614.86/42,727.28
  6. Step 6: Final answer
    x = 21,923.69

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