Home / 11,356.20-15,624.90-11,093.76

Finding the Fourth Proportional to 11,356.20, 15,624.90 and 11,093.76

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Solution

The fourth proportional to 11,356.20, 15,624.90 and 11,093.76 is: 15,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356.20 : 15,624.90 = 11,093.76 : x
  2. Step 2: Convert to fraction form
    11,356.20/15,624.90 = 11,093.76/x
  3. Step 3: Cross multiply
    11,356.20x = 15,624.90 × 11,093.76
  4. Step 4: Simplify right side
    11,356.20x = 173,338,890.62
  5. Step 5: Solve for x
    x = 173,338,890.62/11,356.20
  6. Step 6: Final answer
    x = 15,263.81

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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.