Home / 14,963.39-20,649.61-8,249.25

Finding the Fourth Proportional to 14,963.39, 20,649.61 and 8,249.25

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Solution

The fourth proportional to 14,963.39, 20,649.61 and 8,249.25 is: 11,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,963.39 : 20,649.61 = 8,249.25 : x
  2. Step 2: Convert to fraction form
    14,963.39/20,649.61 = 8,249.25/x
  3. Step 3: Cross multiply
    14,963.39x = 20,649.61 × 8,249.25
  4. Step 4: Simplify right side
    14,963.39x = 170,343,883.04
  5. Step 5: Solve for x
    x = 170,343,883.04/14,963.39
  6. Step 6: Final answer
    x = 11,384.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.