Home / 25,190.37-37,786.58-7,660.20

Finding the Fourth Proportional to 25,190.37, 37,786.58 and 7,660.20

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Solution

The fourth proportional to 25,190.37, 37,786.58 and 7,660.20 is: 11,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.37 : 37,786.58 = 7,660.20 : x
  2. Step 2: Convert to fraction form
    25,190.37/37,786.58 = 7,660.20/x
  3. Step 3: Cross multiply
    25,190.37x = 37,786.58 × 7,660.20
  4. Step 4: Simplify right side
    25,190.37x = 289,452,551.87
  5. Step 5: Solve for x
    x = 289,452,551.87/25,190.37
  6. Step 6: Final answer
    x = 11,490.60

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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.