Home / 53,930.22-80,931.78-18,870.18

Finding the Fourth Proportional to 53,930.22, 80,931.78 and 18,870.18

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Solution

The fourth proportional to 53,930.22, 80,931.78 and 18,870.18 is: 28,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930.22 : 80,931.78 = 18,870.18 : x
  2. Step 2: Convert to fraction form
    53,930.22/80,931.78 = 18,870.18/x
  3. Step 3: Cross multiply
    53,930.22x = 80,931.78 × 18,870.18
  4. Step 4: Simplify right side
    53,930.22x = 1,527,197,256.32
  5. Step 5: Solve for x
    x = 1,527,197,256.32/53,930.22
  6. Step 6: Final answer
    x = 28,318.02

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