Home / 17,175.31-23,693.56-10,809.79

Finding the Fourth Proportional to 17,175.31, 23,693.56 and 10,809.79

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Solution

The fourth proportional to 17,175.31, 23,693.56 and 10,809.79 is: 14,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.31 : 23,693.56 = 10,809.79 : x
  2. Step 2: Convert to fraction form
    17,175.31/23,693.56 = 10,809.79/x
  3. Step 3: Cross multiply
    17,175.31x = 23,693.56 × 10,809.79
  4. Step 4: Simplify right side
    17,175.31x = 256,122,407.95
  5. Step 5: Solve for x
    x = 256,122,407.95/17,175.31
  6. Step 6: Final answer
    x = 14,912.24

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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.