Home / 36,817.80-55,241.10-13,446.60

Finding the Fourth Proportional to 36,817.80, 55,241.10 and 13,446.60

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Solution

The fourth proportional to 36,817.80, 55,241.10 and 13,446.60 is: 20,175.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,817.80 : 55,241.10 = 13,446.60 : x
  2. Step 2: Convert to fraction form
    36,817.80/55,241.10 = 13,446.60/x
  3. Step 3: Cross multiply
    36,817.80x = 55,241.10 × 13,446.60
  4. Step 4: Simplify right side
    36,817.80x = 742,804,975.26
  5. Step 5: Solve for x
    x = 742,804,975.26/36,817.80
  6. Step 6: Final answer
    x = 20,175.16

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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.