Home / 13,017.11-17,993.84-11,614.68

Finding the Fourth Proportional to 13,017.11, 17,993.84 and 11,614.68

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Solution

The fourth proportional to 13,017.11, 17,993.84 and 11,614.68 is: 16,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.11 : 17,993.84 = 11,614.68 : x
  2. Step 2: Convert to fraction form
    13,017.11/17,993.84 = 11,614.68/x
  3. Step 3: Cross multiply
    13,017.11x = 17,993.84 × 11,614.68
  4. Step 4: Simplify right side
    13,017.11x = 208,992,635.50
  5. Step 5: Solve for x
    x = 208,992,635.50/13,017.11
  6. Step 6: Final answer
    x = 16,055.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.