Home / 14,926.83-20,599.89-8,212.62

Finding the Fourth Proportional to 14,926.83, 20,599.89 and 8,212.62

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Solution

The fourth proportional to 14,926.83, 20,599.89 and 8,212.62 is: 11,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.83 : 20,599.89 = 8,212.62 : x
  2. Step 2: Convert to fraction form
    14,926.83/20,599.89 = 8,212.62/x
  3. Step 3: Cross multiply
    14,926.83x = 20,599.89 × 8,212.62
  4. Step 4: Simplify right side
    14,926.83x = 169,179,115.06
  5. Step 5: Solve for x
    x = 169,179,115.06/14,926.83
  6. Step 6: Final answer
    x = 11,333.89

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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.