Home / 13,446.10-20,175.09-4,687.30

Finding the Fourth Proportional to 13,446.10, 20,175.09 and 4,687.30

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Solution

The fourth proportional to 13,446.10, 20,175.09 and 4,687.30 is: 7,033.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.10 : 20,175.09 = 4,687.30 : x
  2. Step 2: Convert to fraction form
    13,446.10/20,175.09 = 4,687.30/x
  3. Step 3: Cross multiply
    13,446.10x = 20,175.09 × 4,687.30
  4. Step 4: Simplify right side
    13,446.10x = 94,566,699.36
  5. Step 5: Solve for x
    x = 94,566,699.36/13,446.10
  6. Step 6: Final answer
    x = 7,033.02

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1.5x scale

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.