Home / 25,768.94-38,629.17-13,904.93

Finding the Fourth Proportional to 25,768.94, 38,629.17 and 13,904.93

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Solution

The fourth proportional to 25,768.94, 38,629.17 and 13,904.93 is: 20,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.94 : 38,629.17 = 13,904.93 : x
  2. Step 2: Convert to fraction form
    25,768.94/38,629.17 = 13,904.93/x
  3. Step 3: Cross multiply
    25,768.94x = 38,629.17 × 13,904.93
  4. Step 4: Simplify right side
    25,768.94x = 537,135,942.72
  5. Step 5: Solve for x
    x = 537,135,942.72/25,768.94
  6. Step 6: Final answer
    x = 20,844.32

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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.