Home / 14,673.36-20,236.92-9,633.72

Finding the Fourth Proportional to 14,673.36, 20,236.92 and 9,633.72

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Solution

The fourth proportional to 14,673.36, 20,236.92 and 9,633.72 is: 13,286.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673.36 : 20,236.92 = 9,633.72 : x
  2. Step 2: Convert to fraction form
    14,673.36/20,236.92 = 9,633.72/x
  3. Step 3: Cross multiply
    14,673.36x = 20,236.92 × 9,633.72
  4. Step 4: Simplify right side
    14,673.36x = 194,956,820.94
  5. Step 5: Solve for x
    x = 194,956,820.94/14,673.36
  6. Step 6: Final answer
    x = 13,286.45

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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.