Home / 23,141.67-31,935.53-13,072.26

Finding the Fourth Proportional to 23,141.67, 31,935.53 and 13,072.26

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Solution

The fourth proportional to 23,141.67, 31,935.53 and 13,072.26 is: 18,039.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.67 : 31,935.53 = 13,072.26 : x
  2. Step 2: Convert to fraction form
    23,141.67/31,935.53 = 13,072.26/x
  3. Step 3: Cross multiply
    23,141.67x = 31,935.53 × 13,072.26
  4. Step 4: Simplify right side
    23,141.67x = 417,469,486.04
  5. Step 5: Solve for x
    x = 417,469,486.04/23,141.67
  6. Step 6: Final answer
    x = 18,039.73

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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.