Home / 30,634.47-45,940.37-10,907.73

Finding the Fourth Proportional to 30,634.47, 45,940.37 and 10,907.73

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Solution

The fourth proportional to 30,634.47, 45,940.37 and 10,907.73 is: 16,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,634.47 : 45,940.37 = 10,907.73 : x
  2. Step 2: Convert to fraction form
    30,634.47/45,940.37 = 10,907.73/x
  3. Step 3: Cross multiply
    30,634.47x = 45,940.37 × 10,907.73
  4. Step 4: Simplify right side
    30,634.47x = 501,105,097.52
  5. Step 5: Solve for x
    x = 501,105,097.52/30,634.47
  6. Step 6: Final answer
    x = 16,357.56

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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.