Home / 40,165.67-55,427.22-22,262.36

Finding the Fourth Proportional to 40,165.67, 55,427.22 and 22,262.36

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Solution

The fourth proportional to 40,165.67, 55,427.22 and 22,262.36 is: 30,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.67 : 55,427.22 = 22,262.36 : x
  2. Step 2: Convert to fraction form
    40,165.67/55,427.22 = 22,262.36/x
  3. Step 3: Cross multiply
    40,165.67x = 55,427.22 × 22,262.36
  4. Step 4: Simplify right side
    40,165.67x = 1,233,940,448.30
  5. Step 5: Solve for x
    x = 1,233,940,448.30/40,165.67
  6. Step 6: Final answer
    x = 30,721.28

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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.