Home / 14,266.10-21,404.21-6,367.90

Finding the Fourth Proportional to 14,266.10, 21,404.21 and 6,367.90

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Solution

The fourth proportional to 14,266.10, 21,404.21 and 6,367.90 is: 9,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.10 : 21,404.21 = 6,367.90 : x
  2. Step 2: Convert to fraction form
    14,266.10/21,404.21 = 6,367.90/x
  3. Step 3: Cross multiply
    14,266.10x = 21,404.21 × 6,367.90
  4. Step 4: Simplify right side
    14,266.10x = 136,299,868.86
  5. Step 5: Solve for x
    x = 136,299,868.86/14,266.10
  6. Step 6: Final answer
    x = 9,554.11

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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.