Home / 19,907.68-27,473.26-10,955.84

Finding the Fourth Proportional to 19,907.68, 27,473.26 and 10,955.84

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Solution

The fourth proportional to 19,907.68, 27,473.26 and 10,955.84 is: 15,119.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.68 : 27,473.26 = 10,955.84 : x
  2. Step 2: Convert to fraction form
    19,907.68/27,473.26 = 10,955.84/x
  3. Step 3: Cross multiply
    19,907.68x = 27,473.26 × 10,955.84
  4. Step 4: Simplify right side
    19,907.68x = 300,992,640.84
  5. Step 5: Solve for x
    x = 300,992,640.84/19,907.68
  6. Step 6: Final answer
    x = 15,119.42

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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.