Home / 14,516.12-20,036.50-9,481.12

Finding the Fourth Proportional to 14,516.12, 20,036.50 and 9,481.12

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Solution

The fourth proportional to 14,516.12, 20,036.50 and 9,481.12 is: 13,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.12 : 20,036.50 = 9,481.12 : x
  2. Step 2: Convert to fraction form
    14,516.12/20,036.50 = 9,481.12/x
  3. Step 3: Cross multiply
    14,516.12x = 20,036.50 × 9,481.12
  4. Step 4: Simplify right side
    14,516.12x = 189,968,387.09
  5. Step 5: Solve for x
    x = 189,968,387.09/14,516.12
  6. Step 6: Final answer
    x = 13,086.72

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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.