Home / 12,583.68-17,360.64-8,808.96

Finding the Fourth Proportional to 12,583.68, 17,360.64 and 8,808.96

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Solution

The fourth proportional to 12,583.68, 17,360.64 and 8,808.96 is: 12,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.68 : 17,360.64 = 8,808.96 : x
  2. Step 2: Convert to fraction form
    12,583.68/17,360.64 = 8,808.96/x
  3. Step 3: Cross multiply
    12,583.68x = 17,360.64 × 8,808.96
  4. Step 4: Simplify right side
    12,583.68x = 152,929,183.33
  5. Step 5: Solve for x
    x = 152,929,183.33/12,583.68
  6. Step 6: Final answer
    x = 12,152.98

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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.