Home / 13,534.20-20,295.90-4,764.60

Finding the Fourth Proportional to 13,534.20, 20,295.90 and 4,764.60

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Solution

The fourth proportional to 13,534.20, 20,295.90 and 4,764.60 is: 7,145.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.20 : 20,295.90 = 4,764.60 : x
  2. Step 2: Convert to fraction form
    13,534.20/20,295.90 = 4,764.60/x
  3. Step 3: Cross multiply
    13,534.20x = 20,295.90 × 4,764.60
  4. Step 4: Simplify right side
    13,534.20x = 96,701,845.14
  5. Step 5: Solve for x
    x = 96,701,845.14/13,534.20
  6. Step 6: Final answer
    x = 7,145.00

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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.