Home / 27,515.97-41,294.61-12,735.23

Finding the Fourth Proportional to 27,515.97, 41,294.61 and 12,735.23

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Solution

The fourth proportional to 27,515.97, 41,294.61 and 12,735.23 is: 19,112.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.97 : 41,294.61 = 12,735.23 : x
  2. Step 2: Convert to fraction form
    27,515.97/41,294.61 = 12,735.23/x
  3. Step 3: Cross multiply
    27,515.97x = 41,294.61 × 12,735.23
  4. Step 4: Simplify right side
    27,515.97x = 525,896,149.64
  5. Step 5: Solve for x
    x = 525,896,149.64/27,515.97
  6. Step 6: Final answer
    x = 19,112.40

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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.