Home / 17,489.58-26,245.26-7,629

Finding the Fourth Proportional to 17,489.58, 26,245.26 and 7,629

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Solution

The fourth proportional to 17,489.58, 26,245.26 and 7,629 is: 11,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.58 : 26,245.26 = 7,629 : x
  2. Step 2: Convert to fraction form
    17,489.58/26,245.26 = 7,629/x
  3. Step 3: Cross multiply
    17,489.58x = 26,245.26 × 7,629
  4. Step 4: Simplify right side
    17,489.58x = 200,225,088.54
  5. Step 5: Solve for x
    x = 200,225,088.54/17,489.58
  6. Step 6: Final answer
    x = 11,448.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.