Home / 14,404.30-21,606.45-8,996.20

Finding the Fourth Proportional to 14,404.30, 21,606.45 and 8,996.20

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Solution

The fourth proportional to 14,404.30, 21,606.45 and 8,996.20 is: 13,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404.30 : 21,606.45 = 8,996.20 : x
  2. Step 2: Convert to fraction form
    14,404.30/21,606.45 = 8,996.20/x
  3. Step 3: Cross multiply
    14,404.30x = 21,606.45 × 8,996.20
  4. Step 4: Simplify right side
    14,404.30x = 194,375,945.49
  5. Step 5: Solve for x
    x = 194,375,945.49/14,404.30
  6. Step 6: Final answer
    x = 13,494.30

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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.