Home / 31,296.20-46,944.50-7,922.63

Finding the Fourth Proportional to 31,296.20, 46,944.50 and 7,922.63

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Solution

The fourth proportional to 31,296.20, 46,944.50 and 7,922.63 is: 11,884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.20 : 46,944.50 = 7,922.63 : x
  2. Step 2: Convert to fraction form
    31,296.20/46,944.50 = 7,922.63/x
  3. Step 3: Cross multiply
    31,296.20x = 46,944.50 × 7,922.63
  4. Step 4: Simplify right side
    31,296.20x = 371,923,981.78
  5. Step 5: Solve for x
    x = 371,923,981.78/31,296.20
  6. Step 6: Final answer
    x = 11,884.00

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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.