Home / 18,454.14-27,659.58-8,572.62

Finding the Fourth Proportional to 18,454.14, 27,659.58 and 8,572.62

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Solution

The fourth proportional to 18,454.14, 27,659.58 and 8,572.62 is: 12,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.14 : 27,659.58 = 8,572.62 : x
  2. Step 2: Convert to fraction form
    18,454.14/27,659.58 = 8,572.62/x
  3. Step 3: Cross multiply
    18,454.14x = 27,659.58 × 8,572.62
  4. Step 4: Simplify right side
    18,454.14x = 237,115,068.70
  5. Step 5: Solve for x
    x = 237,115,068.70/18,454.14
  6. Step 6: Final answer
    x = 12,848.88

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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.