Home / 38,936.16-58,397.94-13,975.56

Finding the Fourth Proportional to 38,936.16, 58,397.94 and 13,975.56

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Solution

The fourth proportional to 38,936.16, 58,397.94 and 13,975.56 is: 20,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.16 : 58,397.94 = 13,975.56 : x
  2. Step 2: Convert to fraction form
    38,936.16/58,397.94 = 13,975.56/x
  3. Step 3: Cross multiply
    38,936.16x = 58,397.94 × 13,975.56
  4. Step 4: Simplify right side
    38,936.16x = 816,143,914.35
  5. Step 5: Solve for x
    x = 816,143,914.35/38,936.16
  6. Step 6: Final answer
    x = 20,961.08

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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.