Home / 13,576.68-18,735.66-7,608.33

Finding the Fourth Proportional to 13,576.68, 18,735.66 and 7,608.33

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Solution

The fourth proportional to 13,576.68, 18,735.66 and 7,608.33 is: 10,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.68 : 18,735.66 = 7,608.33 : x
  2. Step 2: Convert to fraction form
    13,576.68/18,735.66 = 7,608.33/x
  3. Step 3: Cross multiply
    13,576.68x = 18,735.66 × 7,608.33
  4. Step 4: Simplify right side
    13,576.68x = 142,547,084.05
  5. Step 5: Solve for x
    x = 142,547,084.05/13,576.68
  6. Step 6: Final answer
    x = 10,499.41

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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.