Home / 14,266.71-19,693.46-12,771.95

Finding the Fourth Proportional to 14,266.71, 19,693.46 and 12,771.95

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Solution

The fourth proportional to 14,266.71, 19,693.46 and 12,771.95 is: 17,630.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.71 : 19,693.46 = 12,771.95 : x
  2. Step 2: Convert to fraction form
    14,266.71/19,693.46 = 12,771.95/x
  3. Step 3: Cross multiply
    14,266.71x = 19,693.46 × 12,771.95
  4. Step 4: Simplify right side
    14,266.71x = 251,523,819.91
  5. Step 5: Solve for x
    x = 251,523,819.91/14,266.71
  6. Step 6: Final answer
    x = 17,630.12

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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.