Home / 31,942.33-47,860.53-19,424.49

Finding the Fourth Proportional to 31,942.33, 47,860.53 and 19,424.49

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Solution

The fourth proportional to 31,942.33, 47,860.53 and 19,424.49 is: 29,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.33 : 47,860.53 = 19,424.49 : x
  2. Step 2: Convert to fraction form
    31,942.33/47,860.53 = 19,424.49/x
  3. Step 3: Cross multiply
    31,942.33x = 47,860.53 × 19,424.49
  4. Step 4: Simplify right side
    31,942.33x = 929,666,313.98
  5. Step 5: Solve for x
    x = 929,666,313.98/31,942.33
  6. Step 6: Final answer
    x = 29,104.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.