Home / 31,344.58-47,016.37-12,624.17

Finding the Fourth Proportional to 31,344.58, 47,016.37 and 12,624.17

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Solution

The fourth proportional to 31,344.58, 47,016.37 and 12,624.17 is: 18,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.58 : 47,016.37 = 12,624.17 : x
  2. Step 2: Convert to fraction form
    31,344.58/47,016.37 = 12,624.17/x
  3. Step 3: Cross multiply
    31,344.58x = 47,016.37 × 12,624.17
  4. Step 4: Simplify right side
    31,344.58x = 593,542,584.54
  5. Step 5: Solve for x
    x = 593,542,584.54/31,344.58
  6. Step 6: Final answer
    x = 18,936.05

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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.