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Finding the Fourth Proportional to 27,636.71, 41,463.83 and 9,866.99

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Solution

The fourth proportional to 27,636.71, 41,463.83 and 9,866.99 is: 14,803.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.71 : 41,463.83 = 9,866.99 : x
  2. Step 2: Convert to fraction form
    27,636.71/41,463.83 = 9,866.99/x
  3. Step 3: Cross multiply
    27,636.71x = 41,463.83 × 9,866.99
  4. Step 4: Simplify right side
    27,636.71x = 409,122,939.32
  5. Step 5: Solve for x
    x = 409,122,939.32/27,636.71
  6. Step 6: Final answer
    x = 14,803.61

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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.