Home / 17,240.25-25,860.39-4,760.40

Finding the Fourth Proportional to 17,240.25, 25,860.39 and 4,760.40

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Solution

The fourth proportional to 17,240.25, 25,860.39 and 4,760.40 is: 7,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.25 : 25,860.39 = 4,760.40 : x
  2. Step 2: Convert to fraction form
    17,240.25/25,860.39 = 4,760.40/x
  3. Step 3: Cross multiply
    17,240.25x = 25,860.39 × 4,760.40
  4. Step 4: Simplify right side
    17,240.25x = 123,105,800.56
  5. Step 5: Solve for x
    x = 123,105,800.56/17,240.25
  6. Step 6: Final answer
    x = 7,140.60

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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.