Home / 16,760.32-23,129.21-9,206.84

Finding the Fourth Proportional to 16,760.32, 23,129.21 and 9,206.84

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Solution

The fourth proportional to 16,760.32, 23,129.21 and 9,206.84 is: 12,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.32 : 23,129.21 = 9,206.84 : x
  2. Step 2: Convert to fraction form
    16,760.32/23,129.21 = 9,206.84/x
  3. Step 3: Cross multiply
    16,760.32x = 23,129.21 × 9,206.84
  4. Step 4: Simplify right side
    16,760.32x = 212,947,016.64
  5. Step 5: Solve for x
    x = 212,947,016.64/16,760.32
  6. Step 6: Final answer
    x = 12,705.43

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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.