Home / 31,039.23-42,833.56-17,241.07

Finding the Fourth Proportional to 31,039.23, 42,833.56 and 17,241.07

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Solution

The fourth proportional to 31,039.23, 42,833.56 and 17,241.07 is: 23,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.23 : 42,833.56 = 17,241.07 : x
  2. Step 2: Convert to fraction form
    31,039.23/42,833.56 = 17,241.07/x
  3. Step 3: Cross multiply
    31,039.23x = 42,833.56 × 17,241.07
  4. Step 4: Simplify right side
    31,039.23x = 738,496,406.31
  5. Step 5: Solve for x
    x = 738,496,406.31/31,039.23
  6. Step 6: Final answer
    x = 23,792.36

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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.