Home / 16,659.30-22,958.20-11,935.38

Finding the Fourth Proportional to 16,659.30, 22,958.20 and 11,935.38

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Solution

The fourth proportional to 16,659.30, 22,958.20 and 11,935.38 is: 16,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.30 : 22,958.20 = 11,935.38 : x
  2. Step 2: Convert to fraction form
    16,659.30/22,958.20 = 11,935.38/x
  3. Step 3: Cross multiply
    16,659.30x = 22,958.20 × 11,935.38
  4. Step 4: Simplify right side
    16,659.30x = 274,014,841.12
  5. Step 5: Solve for x
    x = 274,014,841.12/16,659.30
  6. Step 6: Final answer
    x = 16,448.16

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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.