Home / 16,732.67-23,091.74-9,179.28

Finding the Fourth Proportional to 16,732.67, 23,091.74 and 9,179.28

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Solution

The fourth proportional to 16,732.67, 23,091.74 and 9,179.28 is: 12,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,732.67 : 23,091.74 = 9,179.28 : x
  2. Step 2: Convert to fraction form
    16,732.67/23,091.74 = 9,179.28/x
  3. Step 3: Cross multiply
    16,732.67x = 23,091.74 × 9,179.28
  4. Step 4: Simplify right side
    16,732.67x = 211,965,547.15
  5. Step 5: Solve for x
    x = 211,965,547.15/16,732.67
  6. Step 6: Final answer
    x = 12,667.77

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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.