Home / 14,232.92-21,372.42-13,633.88

Finding the Fourth Proportional to 14,232.92, 21,372.42 and 13,633.88

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Solution

The fourth proportional to 14,232.92, 21,372.42 and 13,633.88 is: 20,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.92 : 21,372.42 = 13,633.88 : x
  2. Step 2: Convert to fraction form
    14,232.92/21,372.42 = 13,633.88/x
  3. Step 3: Cross multiply
    14,232.92x = 21,372.42 × 13,633.88
  4. Step 4: Simplify right side
    14,232.92x = 291,389,009.59
  5. Step 5: Solve for x
    x = 291,389,009.59/14,232.92
  6. Step 6: Final answer
    x = 20,472.89

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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.