Home / 15,724.73-23,565.60-8,694.32

Finding the Fourth Proportional to 15,724.73, 23,565.60 and 8,694.32

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Solution

The fourth proportional to 15,724.73, 23,565.60 and 8,694.32 is: 13,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.73 : 23,565.60 = 8,694.32 : x
  2. Step 2: Convert to fraction form
    15,724.73/23,565.60 = 8,694.32/x
  3. Step 3: Cross multiply
    15,724.73x = 23,565.60 × 8,694.32
  4. Step 4: Simplify right side
    15,724.73x = 204,886,867.39
  5. Step 5: Solve for x
    x = 204,886,867.39/15,724.73
  6. Step 6: Final answer
    x = 13,029.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.