Home / 14,037.14-19,371.48-7,749.56

Finding the Fourth Proportional to 14,037.14, 19,371.48 and 7,749.56

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Solution

The fourth proportional to 14,037.14, 19,371.48 and 7,749.56 is: 10,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.14 : 19,371.48 = 7,749.56 : x
  2. Step 2: Convert to fraction form
    14,037.14/19,371.48 = 7,749.56/x
  3. Step 3: Cross multiply
    14,037.14x = 19,371.48 × 7,749.56
  4. Step 4: Simplify right side
    14,037.14x = 150,120,446.55
  5. Step 5: Solve for x
    x = 150,120,446.55/14,037.14
  6. Step 6: Final answer
    x = 10,694.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.