Home / 14,944.90-20,623.97-8,230.51

Finding the Fourth Proportional to 14,944.90, 20,623.97 and 8,230.51

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Solution

The fourth proportional to 14,944.90, 20,623.97 and 8,230.51 is: 11,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.90 : 20,623.97 = 8,230.51 : x
  2. Step 2: Convert to fraction form
    14,944.90/20,623.97 = 8,230.51/x
  3. Step 3: Cross multiply
    14,944.90x = 20,623.97 × 8,230.51
  4. Step 4: Simplify right side
    14,944.90x = 169,745,791.32
  5. Step 5: Solve for x
    x = 169,745,791.32/14,944.90
  6. Step 6: Final answer
    x = 11,358.11

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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.