Home / 19,145.48-28,723.04-5,997.96

Finding the Fourth Proportional to 19,145.48, 28,723.04 and 5,997.96

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Solution

The fourth proportional to 19,145.48, 28,723.04 and 5,997.96 is: 8,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145.48 : 28,723.04 = 5,997.96 : x
  2. Step 2: Convert to fraction form
    19,145.48/28,723.04 = 5,997.96/x
  3. Step 3: Cross multiply
    19,145.48x = 28,723.04 × 5,997.96
  4. Step 4: Simplify right side
    19,145.48x = 172,279,645.00
  5. Step 5: Solve for x
    x = 172,279,645.00/19,145.48
  6. Step 6: Final answer
    x = 8,998.45

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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.