Home / 13,025.21-19,548.14-6,786.99

Finding the Fourth Proportional to 13,025.21, 19,548.14 and 6,786.99

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Solution

The fourth proportional to 13,025.21, 19,548.14 and 6,786.99 is: 10,185.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.21 : 19,548.14 = 6,786.99 : x
  2. Step 2: Convert to fraction form
    13,025.21/19,548.14 = 6,786.99/x
  3. Step 3: Cross multiply
    13,025.21x = 19,548.14 × 6,786.99
  4. Step 4: Simplify right side
    13,025.21x = 132,672,996.76
  5. Step 5: Solve for x
    x = 132,672,996.76/13,025.21
  6. Step 6: Final answer
    x = 10,185.87

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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.