Home / 12,512.50-17,267.37-6,923.62

Finding the Fourth Proportional to 12,512.50, 17,267.37 and 6,923.62

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Solution

The fourth proportional to 12,512.50, 17,267.37 and 6,923.62 is: 9,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,512.50 : 17,267.37 = 6,923.62 : x
  2. Step 2: Convert to fraction form
    12,512.50/17,267.37 = 6,923.62/x
  3. Step 3: Cross multiply
    12,512.50x = 17,267.37 × 6,923.62
  4. Step 4: Simplify right side
    12,512.50x = 119,552,708.28
  5. Step 5: Solve for x
    x = 119,552,708.28/12,512.50
  6. Step 6: Final answer
    x = 9,554.66

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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.