Home / 23,429.96-32,333.38-12,819.67

Finding the Fourth Proportional to 23,429.96, 32,333.38 and 12,819.67

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Solution

The fourth proportional to 23,429.96, 32,333.38 and 12,819.67 is: 17,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.96 : 32,333.38 = 12,819.67 : x
  2. Step 2: Convert to fraction form
    23,429.96/32,333.38 = 12,819.67/x
  3. Step 3: Cross multiply
    23,429.96x = 32,333.38 × 12,819.67
  4. Step 4: Simplify right side
    23,429.96x = 414,503,148.70
  5. Step 5: Solve for x
    x = 414,503,148.70/23,429.96
  6. Step 6: Final answer
    x = 17,691.16

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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.