Home / 13,114.14-19,668.31-3,754.12

Finding the Fourth Proportional to 13,114.14, 19,668.31 and 3,754.12

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Solution

The fourth proportional to 13,114.14, 19,668.31 and 3,754.12 is: 5,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.14 : 19,668.31 = 3,754.12 : x
  2. Step 2: Convert to fraction form
    13,114.14/19,668.31 = 3,754.12/x
  3. Step 3: Cross multiply
    13,114.14x = 19,668.31 × 3,754.12
  4. Step 4: Simplify right side
    13,114.14x = 73,837,224.30
  5. Step 5: Solve for x
    x = 73,837,224.30/13,114.14
  6. Step 6: Final answer
    x = 5,630.35

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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.