Home / 11,028.47-16,527.11-8,551.76

Finding the Fourth Proportional to 11,028.47, 16,527.11 and 8,551.76

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Solution

The fourth proportional to 11,028.47, 16,527.11 and 8,551.76 is: 12,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.47 : 16,527.11 = 8,551.76 : x
  2. Step 2: Convert to fraction form
    11,028.47/16,527.11 = 8,551.76/x
  3. Step 3: Cross multiply
    11,028.47x = 16,527.11 × 8,551.76
  4. Step 4: Simplify right side
    11,028.47x = 141,335,752.82
  5. Step 5: Solve for x
    x = 141,335,752.82/11,028.47
  6. Step 6: Final answer
    x = 12,815.54

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1.5x scale

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.