Home / 16,322.50-24,408.99-12,165.40

Finding the Fourth Proportional to 16,322.50, 24,408.99 and 12,165.40

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Solution

The fourth proportional to 16,322.50, 24,408.99 and 12,165.40 is: 18,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.50 : 24,408.99 = 12,165.40 : x
  2. Step 2: Convert to fraction form
    16,322.50/24,408.99 = 12,165.40/x
  3. Step 3: Cross multiply
    16,322.50x = 24,408.99 × 12,165.40
  4. Step 4: Simplify right side
    16,322.50x = 296,945,126.95
  5. Step 5: Solve for x
    x = 296,945,126.95/16,322.50
  6. Step 6: Final answer
    x = 18,192.38

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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.