Home / 12,137.92-16,748.98-6,832.62

Finding the Fourth Proportional to 12,137.92, 16,748.98 and 6,832.62

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Solution

The fourth proportional to 12,137.92, 16,748.98 and 6,832.62 is: 9,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137.92 : 16,748.98 = 6,832.62 : x
  2. Step 2: Convert to fraction form
    12,137.92/16,748.98 = 6,832.62/x
  3. Step 3: Cross multiply
    12,137.92x = 16,748.98 × 6,832.62
  4. Step 4: Simplify right side
    12,137.92x = 114,439,398.65
  5. Step 5: Solve for x
    x = 114,439,398.65/12,137.92
  6. Step 6: Final answer
    x = 9,428.26

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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.