Home / 27,255.33-37,615.48-15,157.04

Finding the Fourth Proportional to 27,255.33, 37,615.48 and 15,157.04

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Solution

The fourth proportional to 27,255.33, 37,615.48 and 15,157.04 is: 20,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,255.33 : 37,615.48 = 15,157.04 : x
  2. Step 2: Convert to fraction form
    27,255.33/37,615.48 = 15,157.04/x
  3. Step 3: Cross multiply
    27,255.33x = 37,615.48 × 15,157.04
  4. Step 4: Simplify right side
    27,255.33x = 570,139,109.01
  5. Step 5: Solve for x
    x = 570,139,109.01/27,255.33
  6. Step 6: Final answer
    x = 20,918.44

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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.