Home / 31,371.96-43,290.60-17,941.04

Finding the Fourth Proportional to 31,371.96, 43,290.60 and 17,941.04

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Solution

The fourth proportional to 31,371.96, 43,290.60 and 17,941.04 is: 24,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.96 : 43,290.60 = 17,941.04 : x
  2. Step 2: Convert to fraction form
    31,371.96/43,290.60 = 17,941.04/x
  3. Step 3: Cross multiply
    31,371.96x = 43,290.60 × 17,941.04
  4. Step 4: Simplify right side
    31,371.96x = 776,678,386.22
  5. Step 5: Solve for x
    x = 776,678,386.22/31,371.96
  6. Step 6: Final answer
    x = 24,757.09

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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.