Home / 27,231.28-37,593.48-18,325.60

Finding the Fourth Proportional to 27,231.28, 37,593.48 and 18,325.60

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Solution

The fourth proportional to 27,231.28, 37,593.48 and 18,325.60 is: 25,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.28 : 37,593.48 = 18,325.60 : x
  2. Step 2: Convert to fraction form
    27,231.28/37,593.48 = 18,325.60/x
  3. Step 3: Cross multiply
    27,231.28x = 37,593.48 × 18,325.60
  4. Step 4: Simplify right side
    27,231.28x = 688,923,077.09
  5. Step 5: Solve for x
    x = 688,923,077.09/27,231.28
  6. Step 6: Final answer
    x = 25,298.96

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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.