Home / 13,092.94-18,063.84-7,427.08

Finding the Fourth Proportional to 13,092.94, 18,063.84 and 7,427.08

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Solution

The fourth proportional to 13,092.94, 18,063.84 and 7,427.08 is: 10,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.94 : 18,063.84 = 7,427.08 : x
  2. Step 2: Convert to fraction form
    13,092.94/18,063.84 = 7,427.08/x
  3. Step 3: Cross multiply
    13,092.94x = 18,063.84 × 7,427.08
  4. Step 4: Simplify right side
    13,092.94x = 134,161,584.79
  5. Step 5: Solve for x
    x = 134,161,584.79/13,092.94
  6. Step 6: Final answer
    x = 10,246.86

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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.