Home / 31,548.75-43,537.32-17,402.55

Finding the Fourth Proportional to 31,548.75, 43,537.32 and 17,402.55

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Solution

The fourth proportional to 31,548.75, 43,537.32 and 17,402.55 is: 24,015.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548.75 : 43,537.32 = 17,402.55 : x
  2. Step 2: Convert to fraction form
    31,548.75/43,537.32 = 17,402.55/x
  3. Step 3: Cross multiply
    31,548.75x = 43,537.32 × 17,402.55
  4. Step 4: Simplify right side
    31,548.75x = 757,660,388.17
  5. Step 5: Solve for x
    x = 757,660,388.17/31,548.75
  6. Step 6: Final answer
    x = 24,015.54

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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.