Home / 31,294.22-46,940.80-7,601.95

Finding the Fourth Proportional to 31,294.22, 46,940.80 and 7,601.95

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Solution

The fourth proportional to 31,294.22, 46,940.80 and 7,601.95 is: 11,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,294.22 : 46,940.80 = 7,601.95 : x
  2. Step 2: Convert to fraction form
    31,294.22/46,940.80 = 7,601.95/x
  3. Step 3: Cross multiply
    31,294.22x = 46,940.80 × 7,601.95
  4. Step 4: Simplify right side
    31,294.22x = 356,841,576.55
  5. Step 5: Solve for x
    x = 356,841,576.55/31,294.22
  6. Step 6: Final answer
    x = 11,402.80

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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.