Home / 25,150.40-37,682.40-13,286.60

Finding the Fourth Proportional to 25,150.40, 37,682.40 and 13,286.60

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Solution

The fourth proportional to 25,150.40, 37,682.40 and 13,286.60 is: 19,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,150.40 : 37,682.40 = 13,286.60 : x
  2. Step 2: Convert to fraction form
    25,150.40/37,682.40 = 13,286.60/x
  3. Step 3: Cross multiply
    25,150.40x = 37,682.40 × 13,286.60
  4. Step 4: Simplify right side
    25,150.40x = 500,670,975.84
  5. Step 5: Solve for x
    x = 500,670,975.84/25,150.40
  6. Step 6: Final answer
    x = 19,907.08

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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.