Home / 27,938.28-41,907.07-6,878.59

Finding the Fourth Proportional to 27,938.28, 41,907.07 and 6,878.59

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Solution

The fourth proportional to 27,938.28, 41,907.07 and 6,878.59 is: 10,317.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.28 : 41,907.07 = 6,878.59 : x
  2. Step 2: Convert to fraction form
    27,938.28/41,907.07 = 6,878.59/x
  3. Step 3: Cross multiply
    27,938.28x = 41,907.07 × 6,878.59
  4. Step 4: Simplify right side
    27,938.28x = 288,261,456.46
  5. Step 5: Solve for x
    x = 288,261,456.46/27,938.28
  6. Step 6: Final answer
    x = 10,317.79

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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.