Home / 16,725.35-23,081.19-9,171.66

Finding the Fourth Proportional to 16,725.35, 23,081.19 and 9,171.66

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Solution

The fourth proportional to 16,725.35, 23,081.19 and 9,171.66 is: 12,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.35 : 23,081.19 = 9,171.66 : x
  2. Step 2: Convert to fraction form
    16,725.35/23,081.19 = 9,171.66/x
  3. Step 3: Cross multiply
    16,725.35x = 23,081.19 × 9,171.66
  4. Step 4: Simplify right side
    16,725.35x = 211,692,827.08
  5. Step 5: Solve for x
    x = 211,692,827.08/16,725.35
  6. Step 6: Final answer
    x = 12,657.01

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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.