Home / 13,252.14-18,288.27-7,284.38

Finding the Fourth Proportional to 13,252.14, 18,288.27 and 7,284.38

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Solution

The fourth proportional to 13,252.14, 18,288.27 and 7,284.38 is: 10,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.14 : 18,288.27 = 7,284.38 : x
  2. Step 2: Convert to fraction form
    13,252.14/18,288.27 = 7,284.38/x
  3. Step 3: Cross multiply
    13,252.14x = 18,288.27 × 7,284.38
  4. Step 4: Simplify right side
    13,252.14x = 133,218,616.78
  5. Step 5: Solve for x
    x = 133,218,616.78/13,252.14
  6. Step 6: Final answer
    x = 10,052.61

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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.