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Finding the Fourth Proportional to 27,472.82, 41,206.95 and 8,752.10

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Solution

The fourth proportional to 27,472.82, 41,206.95 and 8,752.10 is: 13,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,472.82 : 41,206.95 = 8,752.10 : x
  2. Step 2: Convert to fraction form
    27,472.82/41,206.95 = 8,752.10/x
  3. Step 3: Cross multiply
    27,472.82x = 41,206.95 × 8,752.10
  4. Step 4: Simplify right side
    27,472.82x = 360,647,222.20
  5. Step 5: Solve for x
    x = 360,647,222.20/27,472.82
  6. Step 6: Final answer
    x = 13,127.42

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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.