Home / 27,826.52-41,742.22-12,240.50

Finding the Fourth Proportional to 27,826.52, 41,742.22 and 12,240.50

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Solution

The fourth proportional to 27,826.52, 41,742.22 and 12,240.50 is: 18,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.52 : 41,742.22 = 12,240.50 : x
  2. Step 2: Convert to fraction form
    27,826.52/41,742.22 = 12,240.50/x
  3. Step 3: Cross multiply
    27,826.52x = 41,742.22 × 12,240.50
  4. Step 4: Simplify right side
    27,826.52x = 510,945,643.91
  5. Step 5: Solve for x
    x = 510,945,643.91/27,826.52
  6. Step 6: Final answer
    x = 18,361.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.