Home / 19,997.07-29,995.91-6,669.84

Finding the Fourth Proportional to 19,997.07, 29,995.91 and 6,669.84

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Solution

The fourth proportional to 19,997.07, 29,995.91 and 6,669.84 is: 10,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.07 : 29,995.91 = 6,669.84 : x
  2. Step 2: Convert to fraction form
    19,997.07/29,995.91 = 6,669.84/x
  3. Step 3: Cross multiply
    19,997.07x = 29,995.91 × 6,669.84
  4. Step 4: Simplify right side
    19,997.07x = 200,067,887.01
  5. Step 5: Solve for x
    x = 200,067,887.01/19,997.07
  6. Step 6: Final answer
    x = 10,004.86

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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.