Home / 14,301.70-21,451.23-4,940.86

Finding the Fourth Proportional to 14,301.70, 21,451.23 and 4,940.86

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Solution

The fourth proportional to 14,301.70, 21,451.23 and 4,940.86 is: 7,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.70 : 21,451.23 = 4,940.86 : x
  2. Step 2: Convert to fraction form
    14,301.70/21,451.23 = 4,940.86/x
  3. Step 3: Cross multiply
    14,301.70x = 21,451.23 × 4,940.86
  4. Step 4: Simplify right side
    14,301.70x = 105,987,524.26
  5. Step 5: Solve for x
    x = 105,987,524.26/14,301.70
  6. Step 6: Final answer
    x = 7,410.83

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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.