Home / 11,994.14-16,553.10-8,964

Finding the Fourth Proportional to 11,994.14, 16,553.10 and 8,964

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Solution

The fourth proportional to 11,994.14, 16,553.10 and 8,964 is: 12,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.14 : 16,553.10 = 8,964 : x
  2. Step 2: Convert to fraction form
    11,994.14/16,553.10 = 8,964/x
  3. Step 3: Cross multiply
    11,994.14x = 16,553.10 × 8,964
  4. Step 4: Simplify right side
    11,994.14x = 148,381,988.40
  5. Step 5: Solve for x
    x = 148,381,988.40/11,994.14
  6. Step 6: Final answer
    x = 12,371.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.