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Finding the Fourth Proportional to 14,591.09, 21,866.11 and 8,341.74

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Solution

The fourth proportional to 14,591.09, 21,866.11 and 8,341.74 is: 12,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.09 : 21,866.11 = 8,341.74 : x
  2. Step 2: Convert to fraction form
    14,591.09/21,866.11 = 8,341.74/x
  3. Step 3: Cross multiply
    14,591.09x = 21,866.11 × 8,341.74
  4. Step 4: Simplify right side
    14,591.09x = 182,401,383.58
  5. Step 5: Solve for x
    x = 182,401,383.58/14,591.09
  6. Step 6: Final answer
    x = 12,500.87

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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.