Home / 29,997.48-45,001.68-15,012.42

Finding the Fourth Proportional to 29,997.48, 45,001.68 and 15,012.42

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Solution

The fourth proportional to 29,997.48, 45,001.68 and 15,012.42 is: 22,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997.48 : 45,001.68 = 15,012.42 : x
  2. Step 2: Convert to fraction form
    29,997.48/45,001.68 = 15,012.42/x
  3. Step 3: Cross multiply
    29,997.48x = 45,001.68 × 15,012.42
  4. Step 4: Simplify right side
    29,997.48x = 675,584,120.87
  5. Step 5: Solve for x
    x = 675,584,120.87/29,997.48
  6. Step 6: Final answer
    x = 22,521.36

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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.