Home / 38,963.10-58,450.05-13,997.10

Finding the Fourth Proportional to 38,963.10, 58,450.05 and 13,997.10

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Solution

The fourth proportional to 38,963.10, 58,450.05 and 13,997.10 is: 20,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.10 : 58,450.05 = 13,997.10 : x
  2. Step 2: Convert to fraction form
    38,963.10/58,450.05 = 13,997.10/x
  3. Step 3: Cross multiply
    38,963.10x = 58,450.05 × 13,997.10
  4. Step 4: Simplify right side
    38,963.10x = 818,131,194.86
  5. Step 5: Solve for x
    x = 818,131,194.86/38,963.10
  6. Step 6: Final answer
    x = 20,997.59

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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.