Home / 14,623.04-20,181.79-8,958.11

Finding the Fourth Proportional to 14,623.04, 20,181.79 and 8,958.11

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Solution

The fourth proportional to 14,623.04, 20,181.79 and 8,958.11 is: 12,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.04 : 20,181.79 = 8,958.11 : x
  2. Step 2: Convert to fraction form
    14,623.04/20,181.79 = 8,958.11/x
  3. Step 3: Cross multiply
    14,623.04x = 20,181.79 × 8,958.11
  4. Step 4: Simplify right side
    14,623.04x = 180,790,605.11
  5. Step 5: Solve for x
    x = 180,790,605.11/14,623.04
  6. Step 6: Final answer
    x = 12,363.41

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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.