Home / 27,241.92-37,611.24-18,180.20

Finding the Fourth Proportional to 27,241.92, 37,611.24 and 18,180.20

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Solution

The fourth proportional to 27,241.92, 37,611.24 and 18,180.20 is: 25,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,241.92 : 37,611.24 = 18,180.20 : x
  2. Step 2: Convert to fraction form
    27,241.92/37,611.24 = 18,180.20/x
  3. Step 3: Cross multiply
    27,241.92x = 37,611.24 × 18,180.20
  4. Step 4: Simplify right side
    27,241.92x = 683,779,865.45
  5. Step 5: Solve for x
    x = 683,779,865.45/27,241.92
  6. Step 6: Final answer
    x = 25,100.28

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1.5x scale

Why These Related Problems?

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