Home / 40,428.21-55,790.93-22,524.36

Finding the Fourth Proportional to 40,428.21, 55,790.93 and 22,524.36

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Solution

The fourth proportional to 40,428.21, 55,790.93 and 22,524.36 is: 31,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428.21 : 55,790.93 = 22,524.36 : x
  2. Step 2: Convert to fraction form
    40,428.21/55,790.93 = 22,524.36/x
  3. Step 3: Cross multiply
    40,428.21x = 55,790.93 × 22,524.36
  4. Step 4: Simplify right side
    40,428.21x = 1,256,654,879.43
  5. Step 5: Solve for x
    x = 1,256,654,879.43/40,428.21
  6. Step 6: Final answer
    x = 31,083.61

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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.