Home / 27,955.33-41,919.73-10,173.40

Finding the Fourth Proportional to 27,955.33, 41,919.73 and 10,173.40

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Solution

The fourth proportional to 27,955.33, 41,919.73 and 10,173.40 is: 15,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.33 : 41,919.73 = 10,173.40 : x
  2. Step 2: Convert to fraction form
    27,955.33/41,919.73 = 10,173.40/x
  3. Step 3: Cross multiply
    27,955.33x = 41,919.73 × 10,173.40
  4. Step 4: Simplify right side
    27,955.33x = 426,466,050.95
  5. Step 5: Solve for x
    x = 426,466,050.95/27,955.33
  6. Step 6: Final answer
    x = 15,255.27

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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.