Home / 40,992.90-61,504.20-14,342.82

Finding the Fourth Proportional to 40,992.90, 61,504.20 and 14,342.82

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Solution

The fourth proportional to 40,992.90, 61,504.20 and 14,342.82 is: 21,519.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,992.90 : 61,504.20 = 14,342.82 : x
  2. Step 2: Convert to fraction form
    40,992.90/61,504.20 = 14,342.82/x
  3. Step 3: Cross multiply
    40,992.90x = 61,504.20 × 14,342.82
  4. Step 4: Simplify right side
    40,992.90x = 882,143,669.84
  5. Step 5: Solve for x
    x = 882,143,669.84/40,992.90
  6. Step 6: Final answer
    x = 21,519.43

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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.