Home / 31,525.31-43,504.99-17,185.26

Finding the Fourth Proportional to 31,525.31, 43,504.99 and 17,185.26

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Solution

The fourth proportional to 31,525.31, 43,504.99 and 17,185.26 is: 23,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.31 : 43,504.99 = 17,185.26 : x
  2. Step 2: Convert to fraction form
    31,525.31/43,504.99 = 17,185.26/x
  3. Step 3: Cross multiply
    31,525.31x = 43,504.99 × 17,185.26
  4. Step 4: Simplify right side
    31,525.31x = 747,644,564.45
  5. Step 5: Solve for x
    x = 747,644,564.45/31,525.31
  6. Step 6: Final answer
    x = 23,715.69

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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.