Home / 31,718.88-43,770.60-17,571.60

Finding the Fourth Proportional to 31,718.88, 43,770.60 and 17,571.60

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Solution

The fourth proportional to 31,718.88, 43,770.60 and 17,571.60 is: 24,248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718.88 : 43,770.60 = 17,571.60 : x
  2. Step 2: Convert to fraction form
    31,718.88/43,770.60 = 17,571.60/x
  3. Step 3: Cross multiply
    31,718.88x = 43,770.60 × 17,571.60
  4. Step 4: Simplify right side
    31,718.88x = 769,119,474.96
  5. Step 5: Solve for x
    x = 769,119,474.96/31,718.88
  6. Step 6: Final answer
    x = 24,248.00

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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.