Home / 39,042.03-53,879.54-22,049.85

Finding the Fourth Proportional to 39,042.03, 53,879.54 and 22,049.85

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Solution

The fourth proportional to 39,042.03, 53,879.54 and 22,049.85 is: 30,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,042.03 : 53,879.54 = 22,049.85 : x
  2. Step 2: Convert to fraction form
    39,042.03/53,879.54 = 22,049.85/x
  3. Step 3: Cross multiply
    39,042.03x = 53,879.54 × 22,049.85
  4. Step 4: Simplify right side
    39,042.03x = 1,188,035,664.82
  5. Step 5: Solve for x
    x = 1,188,035,664.82/39,042.03
  6. Step 6: Final answer
    x = 30,429.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.