Home / 13,568.26-18,725.34-7,599.82

Finding the Fourth Proportional to 13,568.26, 18,725.34 and 7,599.82

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Solution

The fourth proportional to 13,568.26, 18,725.34 and 7,599.82 is: 10,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.26 : 18,725.34 = 7,599.82 : x
  2. Step 2: Convert to fraction form
    13,568.26/18,725.34 = 7,599.82/x
  3. Step 3: Cross multiply
    13,568.26x = 18,725.34 × 7,599.82
  4. Step 4: Simplify right side
    13,568.26x = 142,309,213.44
  5. Step 5: Solve for x
    x = 142,309,213.44/13,568.26
  6. Step 6: Final answer
    x = 10,488.39

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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.