Home / 25,883.75-38,797.94-13,391.19

Finding the Fourth Proportional to 25,883.75, 38,797.94 and 13,391.19

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Solution

The fourth proportional to 25,883.75, 38,797.94 and 13,391.19 is: 20,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,883.75 : 38,797.94 = 13,391.19 : x
  2. Step 2: Convert to fraction form
    25,883.75/38,797.94 = 13,391.19/x
  3. Step 3: Cross multiply
    25,883.75x = 38,797.94 × 13,391.19
  4. Step 4: Simplify right side
    25,883.75x = 519,550,519.19
  5. Step 5: Solve for x
    x = 519,550,519.19/25,883.75
  6. Step 6: Final answer
    x = 20,072.46

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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.