Home / 38,997.99-58,507.36-12,344.49

Finding the Fourth Proportional to 38,997.99, 58,507.36 and 12,344.49

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Solution

The fourth proportional to 38,997.99, 58,507.36 and 12,344.49 is: 18,520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.99 : 58,507.36 = 12,344.49 : x
  2. Step 2: Convert to fraction form
    38,997.99/58,507.36 = 12,344.49/x
  3. Step 3: Cross multiply
    38,997.99x = 58,507.36 × 12,344.49
  4. Step 4: Simplify right side
    38,997.99x = 722,243,520.45
  5. Step 5: Solve for x
    x = 722,243,520.45/38,997.99
  6. Step 6: Final answer
    x = 18,520.02

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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.