Home / 55,361.22-83,041.38-15,918.18

Finding the Fourth Proportional to 55,361.22, 83,041.38 and 15,918.18

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Solution

The fourth proportional to 55,361.22, 83,041.38 and 15,918.18 is: 23,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361.22 : 83,041.38 = 15,918.18 : x
  2. Step 2: Convert to fraction form
    55,361.22/83,041.38 = 15,918.18/x
  3. Step 3: Cross multiply
    55,361.22x = 83,041.38 × 15,918.18
  4. Step 4: Simplify right side
    55,361.22x = 1,321,867,634.29
  5. Step 5: Solve for x
    x = 1,321,867,634.29/55,361.22
  6. Step 6: Final answer
    x = 23,877.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.