Home / 40,029.84-55,240.44-22,125.60

Finding the Fourth Proportional to 40,029.84, 55,240.44 and 22,125.60

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Solution

The fourth proportional to 40,029.84, 55,240.44 and 22,125.60 is: 30,532.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.84 : 55,240.44 = 22,125.60 : x
  2. Step 2: Convert to fraction form
    40,029.84/55,240.44 = 22,125.60/x
  3. Step 3: Cross multiply
    40,029.84x = 55,240.44 × 22,125.60
  4. Step 4: Simplify right side
    40,029.84x = 1,222,227,879.26
  5. Step 5: Solve for x
    x = 1,222,227,879.26/40,029.84
  6. Step 6: Final answer
    x = 30,532.92

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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.