Home / 40,550.72-55,959.41-22,645.54

Finding the Fourth Proportional to 40,550.72, 55,959.41 and 22,645.54

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Solution

The fourth proportional to 40,550.72, 55,959.41 and 22,645.54 is: 31,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,550.72 : 55,959.41 = 22,645.54 : x
  2. Step 2: Convert to fraction form
    40,550.72/55,959.41 = 22,645.54/x
  3. Step 3: Cross multiply
    40,550.72x = 55,959.41 × 22,645.54
  4. Step 4: Simplify right side
    40,550.72x = 1,267,230,664.51
  5. Step 5: Solve for x
    x = 1,267,230,664.51/40,550.72
  6. Step 6: Final answer
    x = 31,250.51

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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.