Home / 31,643.67-43,669.14-17,497.02

Finding the Fourth Proportional to 31,643.67, 43,669.14 and 17,497.02

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Solution

The fourth proportional to 31,643.67, 43,669.14 and 17,497.02 is: 24,146.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.67 : 43,669.14 = 17,497.02 : x
  2. Step 2: Convert to fraction form
    31,643.67/43,669.14 = 17,497.02/x
  3. Step 3: Cross multiply
    31,643.67x = 43,669.14 × 17,497.02
  4. Step 4: Simplify right side
    31,643.67x = 764,079,815.96
  5. Step 5: Solve for x
    x = 764,079,815.96/31,643.67
  6. Step 6: Final answer
    x = 24,146.37

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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.