Home / 11,633.96-17,428.20-9,298.88

Finding the Fourth Proportional to 11,633.96, 17,428.20 and 9,298.88

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Solution

The fourth proportional to 11,633.96, 17,428.20 and 9,298.88 is: 13,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633.96 : 17,428.20 = 9,298.88 : x
  2. Step 2: Convert to fraction form
    11,633.96/17,428.20 = 9,298.88/x
  3. Step 3: Cross multiply
    11,633.96x = 17,428.20 × 9,298.88
  4. Step 4: Simplify right side
    11,633.96x = 162,062,740.42
  5. Step 5: Solve for x
    x = 162,062,740.42/11,633.96
  6. Step 6: Final answer
    x = 13,930.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.