Home / 16,677.60-23,011.20-11,383.44

Finding the Fourth Proportional to 16,677.60, 23,011.20 and 11,383.44

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Solution

The fourth proportional to 16,677.60, 23,011.20 and 11,383.44 is: 15,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.60 : 23,011.20 = 11,383.44 : x
  2. Step 2: Convert to fraction form
    16,677.60/23,011.20 = 11,383.44/x
  3. Step 3: Cross multiply
    16,677.60x = 23,011.20 × 11,383.44
  4. Step 4: Simplify right side
    16,677.60x = 261,946,614.53
  5. Step 5: Solve for x
    x = 261,946,614.53/16,677.60
  6. Step 6: Final answer
    x = 15,706.49

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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.