Home / 12,503.39-18,744.12-4,706.73

Finding the Fourth Proportional to 12,503.39, 18,744.12 and 4,706.73

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Solution

The fourth proportional to 12,503.39, 18,744.12 and 4,706.73 is: 7,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503.39 : 18,744.12 = 4,706.73 : x
  2. Step 2: Convert to fraction form
    12,503.39/18,744.12 = 4,706.73/x
  3. Step 3: Cross multiply
    12,503.39x = 18,744.12 × 4,706.73
  4. Step 4: Simplify right side
    12,503.39x = 88,223,511.93
  5. Step 5: Solve for x
    x = 88,223,511.93/12,503.39
  6. Step 6: Final answer
    x = 7,055.97

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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.