Home / 12,544.47-18,815.36-6,299.37

Finding the Fourth Proportional to 12,544.47, 18,815.36 and 6,299.37

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Solution

The fourth proportional to 12,544.47, 18,815.36 and 6,299.37 is: 9,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.47 : 18,815.36 = 6,299.37 : x
  2. Step 2: Convert to fraction form
    12,544.47/18,815.36 = 6,299.37/x
  3. Step 3: Cross multiply
    12,544.47x = 18,815.36 × 6,299.37
  4. Step 4: Simplify right side
    12,544.47x = 118,524,882.83
  5. Step 5: Solve for x
    x = 118,524,882.83/12,544.47
  6. Step 6: Final answer
    x = 9,448.38

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1.5x scale

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.