Home / 14,116.30-21,174.45-9,738.70

Finding the Fourth Proportional to 14,116.30, 21,174.45 and 9,738.70

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Solution

The fourth proportional to 14,116.30, 21,174.45 and 9,738.70 is: 14,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.30 : 21,174.45 = 9,738.70 : x
  2. Step 2: Convert to fraction form
    14,116.30/21,174.45 = 9,738.70/x
  3. Step 3: Cross multiply
    14,116.30x = 21,174.45 × 9,738.70
  4. Step 4: Simplify right side
    14,116.30x = 206,211,616.22
  5. Step 5: Solve for x
    x = 206,211,616.22/14,116.30
  6. Step 6: Final answer
    x = 14,608.05

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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.