Home / 31,768.43-43,842.26-19,197.23

Finding the Fourth Proportional to 31,768.43, 43,842.26 and 19,197.23

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Solution

The fourth proportional to 31,768.43, 43,842.26 and 19,197.23 is: 26,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.43 : 43,842.26 = 19,197.23 : x
  2. Step 2: Convert to fraction form
    31,768.43/43,842.26 = 19,197.23/x
  3. Step 3: Cross multiply
    31,768.43x = 43,842.26 × 19,197.23
  4. Step 4: Simplify right side
    31,768.43x = 841,649,962.56
  5. Step 5: Solve for x
    x = 841,649,962.56/31,768.43
  6. Step 6: Final answer
    x = 26,493.28

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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.