Home / 38,566.10-57,846.72-12,289.70

Finding the Fourth Proportional to 38,566.10, 57,846.72 and 12,289.70

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Solution

The fourth proportional to 38,566.10, 57,846.72 and 12,289.70 is: 18,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,566.10 : 57,846.72 = 12,289.70 : x
  2. Step 2: Convert to fraction form
    38,566.10/57,846.72 = 12,289.70/x
  3. Step 3: Cross multiply
    38,566.10x = 57,846.72 × 12,289.70
  4. Step 4: Simplify right side
    38,566.10x = 710,918,834.78
  5. Step 5: Solve for x
    x = 710,918,834.78/38,566.10
  6. Step 6: Final answer
    x = 18,433.78

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