Home / 14,173.28-21,259.92-6,372.98

Finding the Fourth Proportional to 14,173.28, 21,259.92 and 6,372.98

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Solution

The fourth proportional to 14,173.28, 21,259.92 and 6,372.98 is: 9,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.28 : 21,259.92 = 6,372.98 : x
  2. Step 2: Convert to fraction form
    14,173.28/21,259.92 = 6,372.98/x
  3. Step 3: Cross multiply
    14,173.28x = 21,259.92 × 6,372.98
  4. Step 4: Simplify right side
    14,173.28x = 135,489,044.96
  5. Step 5: Solve for x
    x = 135,489,044.96/14,173.28
  6. Step 6: Final answer
    x = 9,559.47

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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.