Home / 18,716.37-25,797.81-13,267.26

Finding the Fourth Proportional to 18,716.37, 25,797.81 and 13,267.26

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Solution

The fourth proportional to 18,716.37, 25,797.81 and 13,267.26 is: 18,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716.37 : 25,797.81 = 13,267.26 : x
  2. Step 2: Convert to fraction form
    18,716.37/25,797.81 = 13,267.26/x
  3. Step 3: Cross multiply
    18,716.37x = 25,797.81 × 13,267.26
  4. Step 4: Simplify right side
    18,716.37x = 342,266,302.45
  5. Step 5: Solve for x
    x = 342,266,302.45/18,716.37
  6. Step 6: Final answer
    x = 18,287.01

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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.