Home / 14,669.24-20,243.54-7,954.88

Finding the Fourth Proportional to 14,669.24, 20,243.54 and 7,954.88

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Solution

The fourth proportional to 14,669.24, 20,243.54 and 7,954.88 is: 10,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.24 : 20,243.54 = 7,954.88 : x
  2. Step 2: Convert to fraction form
    14,669.24/20,243.54 = 7,954.88/x
  3. Step 3: Cross multiply
    14,669.24x = 20,243.54 × 7,954.88
  4. Step 4: Simplify right side
    14,669.24x = 161,034,838.96
  5. Step 5: Solve for x
    x = 161,034,838.96/14,669.24
  6. Step 6: Final answer
    x = 10,977.73

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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.