Home / 13,266.14-19,900.50-4,944.21

Finding the Fourth Proportional to 13,266.14, 19,900.50 and 4,944.21

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Solution

The fourth proportional to 13,266.14, 19,900.50 and 4,944.21 is: 7,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.14 : 19,900.50 = 4,944.21 : x
  2. Step 2: Convert to fraction form
    13,266.14/19,900.50 = 4,944.21/x
  3. Step 3: Cross multiply
    13,266.14x = 19,900.50 × 4,944.21
  4. Step 4: Simplify right side
    13,266.14x = 98,392,222.41
  5. Step 5: Solve for x
    x = 98,392,222.41/13,266.14
  6. Step 6: Final answer
    x = 7,416.79

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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.