Home / 40,247.06-55,542.77-22,342.32

Finding the Fourth Proportional to 40,247.06, 55,542.77 and 22,342.32

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Solution

The fourth proportional to 40,247.06, 55,542.77 and 22,342.32 is: 30,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.06 : 55,542.77 = 22,342.32 : x
  2. Step 2: Convert to fraction form
    40,247.06/55,542.77 = 22,342.32/x
  3. Step 3: Cross multiply
    40,247.06x = 55,542.77 × 22,342.32
  4. Step 4: Simplify right side
    40,247.06x = 1,240,954,229.31
  5. Step 5: Solve for x
    x = 1,240,954,229.31/40,247.06
  6. Step 6: Final answer
    x = 30,833.42

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Half scale
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Double scale
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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.