Home / 13,964.76-20,950.26-4,607.70

Finding the Fourth Proportional to 13,964.76, 20,950.26 and 4,607.70

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Solution

The fourth proportional to 13,964.76, 20,950.26 and 4,607.70 is: 6,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.76 : 20,950.26 = 4,607.70 : x
  2. Step 2: Convert to fraction form
    13,964.76/20,950.26 = 4,607.70/x
  3. Step 3: Cross multiply
    13,964.76x = 20,950.26 × 4,607.70
  4. Step 4: Simplify right side
    13,964.76x = 96,532,513.00
  5. Step 5: Solve for x
    x = 96,532,513.00/13,964.76
  6. Step 6: Final answer
    x = 6,912.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.