Home / 16,529.13-24,734.30-12,135.69

Finding the Fourth Proportional to 16,529.13, 24,734.30 and 12,135.69

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Solution

The fourth proportional to 16,529.13, 24,734.30 and 12,135.69 is: 18,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.13 : 24,734.30 = 12,135.69 : x
  2. Step 2: Convert to fraction form
    16,529.13/24,734.30 = 12,135.69/x
  3. Step 3: Cross multiply
    16,529.13x = 24,734.30 × 12,135.69
  4. Step 4: Simplify right side
    16,529.13x = 300,167,736.49
  5. Step 5: Solve for x
    x = 300,167,736.49/16,529.13
  6. Step 6: Final answer
    x = 18,159.92

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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.