Home / 16,680.54-23,027.52-12,895.17

Finding the Fourth Proportional to 16,680.54, 23,027.52 and 12,895.17

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Solution

The fourth proportional to 16,680.54, 23,027.52 and 12,895.17 is: 17,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.54 : 23,027.52 = 12,895.17 : x
  2. Step 2: Convert to fraction form
    16,680.54/23,027.52 = 12,895.17/x
  3. Step 3: Cross multiply
    16,680.54x = 23,027.52 × 12,895.17
  4. Step 4: Simplify right side
    16,680.54x = 296,943,785.08
  5. Step 5: Solve for x
    x = 296,943,785.08/16,680.54
  6. Step 6: Final answer
    x = 17,801.81

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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.