Home / 31,822.44-43,912.56-17,674.08

Finding the Fourth Proportional to 31,822.44, 43,912.56 and 17,674.08

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Solution

The fourth proportional to 31,822.44, 43,912.56 and 17,674.08 is: 24,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.44 : 43,912.56 = 17,674.08 : x
  2. Step 2: Convert to fraction form
    31,822.44/43,912.56 = 17,674.08/x
  3. Step 3: Cross multiply
    31,822.44x = 43,912.56 × 17,674.08
  4. Step 4: Simplify right side
    31,822.44x = 776,114,098.44
  5. Step 5: Solve for x
    x = 776,114,098.44/31,822.44
  6. Step 6: Final answer
    x = 24,388.89

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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.