Home / 16,918.92-25,383.57-7,566.81

Finding the Fourth Proportional to 16,918.92, 25,383.57 and 7,566.81

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Solution

The fourth proportional to 16,918.92, 25,383.57 and 7,566.81 is: 11,352.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.92 : 25,383.57 = 7,566.81 : x
  2. Step 2: Convert to fraction form
    16,918.92/25,383.57 = 7,566.81/x
  3. Step 3: Cross multiply
    16,918.92x = 25,383.57 × 7,566.81
  4. Step 4: Simplify right side
    16,918.92x = 192,072,587.41
  5. Step 5: Solve for x
    x = 192,072,587.41/16,918.92
  6. Step 6: Final answer
    x = 11,352.53

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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.