Home / 16,760.15-23,129.19-9,206.66

Finding the Fourth Proportional to 16,760.15, 23,129.19 and 9,206.66

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Solution

The fourth proportional to 16,760.15, 23,129.19 and 9,206.66 is: 12,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.15 : 23,129.19 = 9,206.66 : x
  2. Step 2: Convert to fraction form
    16,760.15/23,129.19 = 9,206.66/x
  3. Step 3: Cross multiply
    16,760.15x = 23,129.19 × 9,206.66
  4. Step 4: Simplify right side
    16,760.15x = 212,942,588.41
  5. Step 5: Solve for x
    x = 212,942,588.41/16,760.15
  6. Step 6: Final answer
    x = 12,705.29

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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.