Home / 25,968.27-35,836.44-15,210.75

Finding the Fourth Proportional to 25,968.27, 35,836.44 and 15,210.75

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Solution

The fourth proportional to 25,968.27, 35,836.44 and 15,210.75 is: 20,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.27 : 35,836.44 = 15,210.75 : x
  2. Step 2: Convert to fraction form
    25,968.27/35,836.44 = 15,210.75/x
  3. Step 3: Cross multiply
    25,968.27x = 35,836.44 × 15,210.75
  4. Step 4: Simplify right side
    25,968.27x = 545,099,129.73
  5. Step 5: Solve for x
    x = 545,099,129.73/25,968.27
  6. Step 6: Final answer
    x = 20,990.97

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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.