Home / 16,770.96-23,143.68-9,698.04

Finding the Fourth Proportional to 16,770.96, 23,143.68 and 9,698.04

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Solution

The fourth proportional to 16,770.96, 23,143.68 and 9,698.04 is: 13,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.96 : 23,143.68 = 9,698.04 : x
  2. Step 2: Convert to fraction form
    16,770.96/23,143.68 = 9,698.04/x
  3. Step 3: Cross multiply
    16,770.96x = 23,143.68 × 9,698.04
  4. Step 4: Simplify right side
    16,770.96x = 224,448,334.39
  5. Step 5: Solve for x
    x = 224,448,334.39/16,770.96
  6. Step 6: Final answer
    x = 13,383.15

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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.