Home / 27,826.84-41,749.49-18,503.56

Finding the Fourth Proportional to 27,826.84, 41,749.49 and 18,503.56

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Solution

The fourth proportional to 27,826.84, 41,749.49 and 18,503.56 is: 27,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.84 : 41,749.49 = 18,503.56 : x
  2. Step 2: Convert to fraction form
    27,826.84/41,749.49 = 18,503.56/x
  3. Step 3: Cross multiply
    27,826.84x = 41,749.49 × 18,503.56
  4. Step 4: Simplify right side
    27,826.84x = 772,514,066.79
  5. Step 5: Solve for x
    x = 772,514,066.79/27,826.84
  6. Step 6: Final answer
    x = 27,761.47

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1.5x scale

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.