Home / 27,076.24-37,365-15,139.60

Finding the Fourth Proportional to 27,076.24, 37,365 and 15,139.60

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Solution

The fourth proportional to 27,076.24, 37,365 and 15,139.60 is: 20,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.24 : 37,365 = 15,139.60 : x
  2. Step 2: Convert to fraction form
    27,076.24/37,365 = 15,139.60/x
  3. Step 3: Cross multiply
    27,076.24x = 37,365 × 15,139.60
  4. Step 4: Simplify right side
    27,076.24x = 565,691,154
  5. Step 5: Solve for x
    x = 565,691,154/27,076.24
  6. Step 6: Final answer
    x = 20,892.53

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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.