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Finding the Fourth Proportional to 14,632.41, 21,939.39 and 8,063.21

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Solution

The fourth proportional to 14,632.41, 21,939.39 and 8,063.21 is: 12,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.41 : 21,939.39 = 8,063.21 : x
  2. Step 2: Convert to fraction form
    14,632.41/21,939.39 = 8,063.21/x
  3. Step 3: Cross multiply
    14,632.41x = 21,939.39 × 8,063.21
  4. Step 4: Simplify right side
    14,632.41x = 176,901,908.84
  5. Step 5: Solve for x
    x = 176,901,908.84/14,632.41
  6. Step 6: Final answer
    x = 12,089.73

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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.