Home / 17,326.09-23,910.26-9,772.78

Finding the Fourth Proportional to 17,326.09, 23,910.26 and 9,772.78

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Solution

The fourth proportional to 17,326.09, 23,910.26 and 9,772.78 is: 13,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,326.09 : 23,910.26 = 9,772.78 : x
  2. Step 2: Convert to fraction form
    17,326.09/23,910.26 = 9,772.78/x
  3. Step 3: Cross multiply
    17,326.09x = 23,910.26 × 9,772.78
  4. Step 4: Simplify right side
    17,326.09x = 233,669,710.72
  5. Step 5: Solve for x
    x = 233,669,710.72/17,326.09
  6. Step 6: Final answer
    x = 13,486.58

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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.