Home / 14,818.24-20,454.32-8,533.12

Finding the Fourth Proportional to 14,818.24, 20,454.32 and 8,533.12

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Solution

The fourth proportional to 14,818.24, 20,454.32 and 8,533.12 is: 11,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.24 : 20,454.32 = 8,533.12 : x
  2. Step 2: Convert to fraction form
    14,818.24/20,454.32 = 8,533.12/x
  3. Step 3: Cross multiply
    14,818.24x = 20,454.32 × 8,533.12
  4. Step 4: Simplify right side
    14,818.24x = 174,539,167.08
  5. Step 5: Solve for x
    x = 174,539,167.08/14,818.24
  6. Step 6: Final answer
    x = 11,778.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.