Home / 16,712.50-23,063.25-9,998.41

Finding the Fourth Proportional to 16,712.50, 23,063.25 and 9,998.41

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Solution

The fourth proportional to 16,712.50, 23,063.25 and 9,998.41 is: 13,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.50 : 23,063.25 = 9,998.41 : x
  2. Step 2: Convert to fraction form
    16,712.50/23,063.25 = 9,998.41/x
  3. Step 3: Cross multiply
    16,712.50x = 23,063.25 × 9,998.41
  4. Step 4: Simplify right side
    16,712.50x = 230,595,829.43
  5. Step 5: Solve for x
    x = 230,595,829.43/16,712.50
  6. Step 6: Final answer
    x = 13,797.81

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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.