Home / 14,956.62-20,638.48-8,581.50

Finding the Fourth Proportional to 14,956.62, 20,638.48 and 8,581.50

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Solution

The fourth proportional to 14,956.62, 20,638.48 and 8,581.50 is: 11,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.62 : 20,638.48 = 8,581.50 : x
  2. Step 2: Convert to fraction form
    14,956.62/20,638.48 = 8,581.50/x
  3. Step 3: Cross multiply
    14,956.62x = 20,638.48 × 8,581.50
  4. Step 4: Simplify right side
    14,956.62x = 177,109,116.12
  5. Step 5: Solve for x
    x = 177,109,116.12/14,956.62
  6. Step 6: Final answer
    x = 11,841.52

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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.