Home / 31,040.36-46,570.27-19,959.56

Finding the Fourth Proportional to 31,040.36, 46,570.27 and 19,959.56

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Solution

The fourth proportional to 31,040.36, 46,570.27 and 19,959.56 is: 29,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,040.36 : 46,570.27 = 19,959.56 : x
  2. Step 2: Convert to fraction form
    31,040.36/46,570.27 = 19,959.56/x
  3. Step 3: Cross multiply
    31,040.36x = 46,570.27 × 19,959.56
  4. Step 4: Simplify right side
    31,040.36x = 929,522,164.81
  5. Step 5: Solve for x
    x = 929,522,164.81/31,040.36
  6. Step 6: Final answer
    x = 29,945.60

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