Home / 14,892.82-20,551.29-8,519.54

Finding the Fourth Proportional to 14,892.82, 20,551.29 and 8,519.54

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Solution

The fourth proportional to 14,892.82, 20,551.29 and 8,519.54 is: 11,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892.82 : 20,551.29 = 8,519.54 : x
  2. Step 2: Convert to fraction form
    14,892.82/20,551.29 = 8,519.54/x
  3. Step 3: Cross multiply
    14,892.82x = 20,551.29 × 8,519.54
  4. Step 4: Simplify right side
    14,892.82x = 175,087,402.50
  5. Step 5: Solve for x
    x = 175,087,402.50/14,892.82
  6. Step 6: Final answer
    x = 11,756.50

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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.