Home / 31,988.55-44,144.26-17,842.31

Finding the Fourth Proportional to 31,988.55, 44,144.26 and 17,842.31

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Solution

The fourth proportional to 31,988.55, 44,144.26 and 17,842.31 is: 24,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,988.55 : 44,144.26 = 17,842.31 : x
  2. Step 2: Convert to fraction form
    31,988.55/44,144.26 = 17,842.31/x
  3. Step 3: Cross multiply
    31,988.55x = 44,144.26 × 17,842.31
  4. Step 4: Simplify right side
    31,988.55x = 787,635,571.64
  5. Step 5: Solve for x
    x = 787,635,571.64/31,988.55
  6. Step 6: Final answer
    x = 24,622.42

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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.