Home / 12,834.64-19,253.58-4,512.70

Finding the Fourth Proportional to 12,834.64, 19,253.58 and 4,512.70

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Solution

The fourth proportional to 12,834.64, 19,253.58 and 4,512.70 is: 6,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.64 : 19,253.58 = 4,512.70 : x
  2. Step 2: Convert to fraction form
    12,834.64/19,253.58 = 4,512.70/x
  3. Step 3: Cross multiply
    12,834.64x = 19,253.58 × 4,512.70
  4. Step 4: Simplify right side
    12,834.64x = 86,885,630.47
  5. Step 5: Solve for x
    x = 86,885,630.47/12,834.64
  6. Step 6: Final answer
    x = 6,769.62

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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.