Home / 14,511.87-20,025.10-8,051.67

Finding the Fourth Proportional to 14,511.87, 20,025.10 and 8,051.67

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Solution

The fourth proportional to 14,511.87, 20,025.10 and 8,051.67 is: 11,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.87 : 20,025.10 = 8,051.67 : x
  2. Step 2: Convert to fraction form
    14,511.87/20,025.10 = 8,051.67/x
  3. Step 3: Cross multiply
    14,511.87x = 20,025.10 × 8,051.67
  4. Step 4: Simplify right side
    14,511.87x = 161,235,496.92
  5. Step 5: Solve for x
    x = 161,235,496.92/14,511.87
  6. Step 6: Final answer
    x = 11,110.59

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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.