Home / 27,530.28-37,997.83-18,099.72

Finding the Fourth Proportional to 27,530.28, 37,997.83 and 18,099.72

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Solution

The fourth proportional to 27,530.28, 37,997.83 and 18,099.72 is: 24,981.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.28 : 37,997.83 = 18,099.72 : x
  2. Step 2: Convert to fraction form
    27,530.28/37,997.83 = 18,099.72/x
  3. Step 3: Cross multiply
    27,530.28x = 37,997.83 × 18,099.72
  4. Step 4: Simplify right side
    27,530.28x = 687,750,083.61
  5. Step 5: Solve for x
    x = 687,750,083.61/27,530.28
  6. Step 6: Final answer
    x = 24,981.59

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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.