Home / 31,290.48-46,896.32-22,359.28

Finding the Fourth Proportional to 31,290.48, 46,896.32 and 22,359.28

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Solution

The fourth proportional to 31,290.48, 46,896.32 and 22,359.28 is: 33,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,290.48 : 46,896.32 = 22,359.28 : x
  2. Step 2: Convert to fraction form
    31,290.48/46,896.32 = 22,359.28/x
  3. Step 3: Cross multiply
    31,290.48x = 46,896.32 × 22,359.28
  4. Step 4: Simplify right side
    31,290.48x = 1,048,567,949.85
  5. Step 5: Solve for x
    x = 1,048,567,949.85/31,290.48
  6. Step 6: Final answer
    x = 33,510.77

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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.