Home / 40,361.67-55,699.38-22,457.43

Finding the Fourth Proportional to 40,361.67, 55,699.38 and 22,457.43

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Solution

The fourth proportional to 40,361.67, 55,699.38 and 22,457.43 is: 30,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361.67 : 55,699.38 = 22,457.43 : x
  2. Step 2: Convert to fraction form
    40,361.67/55,699.38 = 22,457.43/x
  3. Step 3: Cross multiply
    40,361.67x = 55,699.38 × 22,457.43
  4. Step 4: Simplify right side
    40,361.67x = 1,250,864,927.39
  5. Step 5: Solve for x
    x = 1,250,864,927.39/40,361.67
  6. Step 6: Final answer
    x = 30,991.41

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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.