Home / 13,226.07-18,251.26-7,257.27

Finding the Fourth Proportional to 13,226.07, 18,251.26 and 7,257.27

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Solution

The fourth proportional to 13,226.07, 18,251.26 and 7,257.27 is: 10,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.07 : 18,251.26 = 7,257.27 : x
  2. Step 2: Convert to fraction form
    13,226.07/18,251.26 = 7,257.27/x
  3. Step 3: Cross multiply
    13,226.07x = 18,251.26 × 7,257.27
  4. Step 4: Simplify right side
    13,226.07x = 132,454,305.32
  5. Step 5: Solve for x
    x = 132,454,305.32/13,226.07
  6. Step 6: Final answer
    x = 10,014.64

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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.