Home / 14,620.32-21,939.48-6,829.92

Finding the Fourth Proportional to 14,620.32, 21,939.48 and 6,829.92

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Solution

The fourth proportional to 14,620.32, 21,939.48 and 6,829.92 is: 10,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.32 : 21,939.48 = 6,829.92 : x
  2. Step 2: Convert to fraction form
    14,620.32/21,939.48 = 6,829.92/x
  3. Step 3: Cross multiply
    14,620.32x = 21,939.48 × 6,829.92
  4. Step 4: Simplify right side
    14,620.32x = 149,844,893.24
  5. Step 5: Solve for x
    x = 149,844,893.24/14,620.32
  6. Step 6: Final answer
    x = 10,249.08

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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.