Home / 27,627.01-38,125.56-15,051.76

Finding the Fourth Proportional to 27,627.01, 38,125.56 and 15,051.76

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Solution

The fourth proportional to 27,627.01, 38,125.56 and 15,051.76 is: 20,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.01 : 38,125.56 = 15,051.76 : x
  2. Step 2: Convert to fraction form
    27,627.01/38,125.56 = 15,051.76/x
  3. Step 3: Cross multiply
    27,627.01x = 38,125.56 × 15,051.76
  4. Step 4: Simplify right side
    27,627.01x = 573,856,778.99
  5. Step 5: Solve for x
    x = 573,856,778.99/27,627.01
  6. Step 6: Final answer
    x = 20,771.58

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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.