Home / 13,250.94-18,286.52-7,283.16

Finding the Fourth Proportional to 13,250.94, 18,286.52 and 7,283.16

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Solution

The fourth proportional to 13,250.94, 18,286.52 and 7,283.16 is: 10,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.94 : 18,286.52 = 7,283.16 : x
  2. Step 2: Convert to fraction form
    13,250.94/18,286.52 = 7,283.16/x
  3. Step 3: Cross multiply
    13,250.94x = 18,286.52 × 7,283.16
  4. Step 4: Simplify right side
    13,250.94x = 133,183,651.00
  5. Step 5: Solve for x
    x = 133,183,651.00/13,250.94
  6. Step 6: Final answer
    x = 10,050.88

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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.