Home / 14,620.72-21,924.24-6,300.40

Finding the Fourth Proportional to 14,620.72, 21,924.24 and 6,300.40

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Solution

The fourth proportional to 14,620.72, 21,924.24 and 6,300.40 is: 9,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.72 : 21,924.24 = 6,300.40 : x
  2. Step 2: Convert to fraction form
    14,620.72/21,924.24 = 6,300.40/x
  3. Step 3: Cross multiply
    14,620.72x = 21,924.24 × 6,300.40
  4. Step 4: Simplify right side
    14,620.72x = 138,131,481.70
  5. Step 5: Solve for x
    x = 138,131,481.70/14,620.72
  6. Step 6: Final answer
    x = 9,447.65

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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.