Home / 14,037.26-19,371.40-7,749.62

Finding the Fourth Proportional to 14,037.26, 19,371.40 and 7,749.62

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Solution

The fourth proportional to 14,037.26, 19,371.40 and 7,749.62 is: 10,694.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.26 : 19,371.40 = 7,749.62 : x
  2. Step 2: Convert to fraction form
    14,037.26/19,371.40 = 7,749.62/x
  3. Step 3: Cross multiply
    14,037.26x = 19,371.40 × 7,749.62
  4. Step 4: Simplify right side
    14,037.26x = 150,120,988.87
  5. Step 5: Solve for x
    x = 150,120,988.87/14,037.26
  6. Step 6: Final answer
    x = 10,694.47

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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.