Home / 13,336.02-20,005.24-3,475.39

Finding the Fourth Proportional to 13,336.02, 20,005.24 and 3,475.39

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Solution

The fourth proportional to 13,336.02, 20,005.24 and 3,475.39 is: 5,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.02 : 20,005.24 = 3,475.39 : x
  2. Step 2: Convert to fraction form
    13,336.02/20,005.24 = 3,475.39/x
  3. Step 3: Cross multiply
    13,336.02x = 20,005.24 × 3,475.39
  4. Step 4: Simplify right side
    13,336.02x = 69,526,011.04
  5. Step 5: Solve for x
    x = 69,526,011.04/13,336.02
  6. Step 6: Final answer
    x = 5,213.40

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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.