Home / 27,600.76-38,089.06-15,025.56

Finding the Fourth Proportional to 27,600.76, 38,089.06 and 15,025.56

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Solution

The fourth proportional to 27,600.76, 38,089.06 and 15,025.56 is: 20,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600.76 : 38,089.06 = 15,025.56 : x
  2. Step 2: Convert to fraction form
    27,600.76/38,089.06 = 15,025.56/x
  3. Step 3: Cross multiply
    27,600.76x = 38,089.06 × 15,025.56
  4. Step 4: Simplify right side
    27,600.76x = 572,309,456.37
  5. Step 5: Solve for x
    x = 572,309,456.37/27,600.76
  6. Step 6: Final answer
    x = 20,735.28

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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.