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Finding the Fourth Proportional to 35,825.68, 49,435.68 and 19,907.56

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Solution

The fourth proportional to 35,825.68, 49,435.68 and 19,907.56 is: 27,470.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.68 : 49,435.68 = 19,907.56 : x
  2. Step 2: Convert to fraction form
    35,825.68/49,435.68 = 19,907.56/x
  3. Step 3: Cross multiply
    35,825.68x = 49,435.68 × 19,907.56
  4. Step 4: Simplify right side
    35,825.68x = 984,143,765.74
  5. Step 5: Solve for x
    x = 984,143,765.74/35,825.68
  6. Step 6: Final answer
    x = 27,470.34

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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.