Home / 31,525.14-43,504.10-17,185.11

Finding the Fourth Proportional to 31,525.14, 43,504.10 and 17,185.11

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Solution

The fourth proportional to 31,525.14, 43,504.10 and 17,185.11 is: 23,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.14 : 43,504.10 = 17,185.11 : x
  2. Step 2: Convert to fraction form
    31,525.14/43,504.10 = 17,185.11/x
  3. Step 3: Cross multiply
    31,525.14x = 43,504.10 × 17,185.11
  4. Step 4: Simplify right side
    31,525.14x = 747,622,559.33
  5. Step 5: Solve for x
    x = 747,622,559.33/31,525.14
  6. Step 6: Final answer
    x = 23,715.12

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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.