Home / 25,786.23-35,576.60-15,028.65

Finding the Fourth Proportional to 25,786.23, 35,576.60 and 15,028.65

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Solution

The fourth proportional to 25,786.23, 35,576.60 and 15,028.65 is: 20,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786.23 : 35,576.60 = 15,028.65 : x
  2. Step 2: Convert to fraction form
    25,786.23/35,576.60 = 15,028.65/x
  3. Step 3: Cross multiply
    25,786.23x = 35,576.60 × 15,028.65
  4. Step 4: Simplify right side
    25,786.23x = 534,668,194.45
  5. Step 5: Solve for x
    x = 534,668,194.45/25,786.23
  6. Step 6: Final answer
    x = 20,734.64

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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.