Home / 13,016.63-19,525.49-3,782.63

Finding the Fourth Proportional to 13,016.63, 19,525.49 and 3,782.63

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Solution

The fourth proportional to 13,016.63, 19,525.49 and 3,782.63 is: 5,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016.63 : 19,525.49 = 3,782.63 : x
  2. Step 2: Convert to fraction form
    13,016.63/19,525.49 = 3,782.63/x
  3. Step 3: Cross multiply
    13,016.63x = 19,525.49 × 3,782.63
  4. Step 4: Simplify right side
    13,016.63x = 73,857,704.24
  5. Step 5: Solve for x
    x = 73,857,704.24/13,016.63
  6. Step 6: Final answer
    x = 5,674.10

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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.