Home / 43,517.94-65,281.46-18,560.63

Finding the Fourth Proportional to 43,517.94, 65,281.46 and 18,560.63

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Solution

The fourth proportional to 43,517.94, 65,281.46 and 18,560.63 is: 27,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,517.94 : 65,281.46 = 18,560.63 : x
  2. Step 2: Convert to fraction form
    43,517.94/65,281.46 = 18,560.63/x
  3. Step 3: Cross multiply
    43,517.94x = 65,281.46 × 18,560.63
  4. Step 4: Simplify right side
    43,517.94x = 1,211,664,605.71
  5. Step 5: Solve for x
    x = 1,211,664,605.71/43,517.94
  6. Step 6: Final answer
    x = 27,842.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.