Home / 13,915.23-20,876.34-4,054.65

Finding the Fourth Proportional to 13,915.23, 20,876.34 and 4,054.65

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Solution

The fourth proportional to 13,915.23, 20,876.34 and 4,054.65 is: 6,082.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,915.23 : 20,876.34 = 4,054.65 : x
  2. Step 2: Convert to fraction form
    13,915.23/20,876.34 = 4,054.65/x
  3. Step 3: Cross multiply
    13,915.23x = 20,876.34 × 4,054.65
  4. Step 4: Simplify right side
    13,915.23x = 84,646,251.98
  5. Step 5: Solve for x
    x = 84,646,251.98/13,915.23
  6. Step 6: Final answer
    x = 6,082.99

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