Home / 38,936.75-58,398.73-10,858.70

Finding the Fourth Proportional to 38,936.75, 58,398.73 and 10,858.70

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Solution

The fourth proportional to 38,936.75, 58,398.73 and 10,858.70 is: 16,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.75 : 58,398.73 = 10,858.70 : x
  2. Step 2: Convert to fraction form
    38,936.75/58,398.73 = 10,858.70/x
  3. Step 3: Cross multiply
    38,936.75x = 58,398.73 × 10,858.70
  4. Step 4: Simplify right side
    38,936.75x = 634,134,408.30
  5. Step 5: Solve for x
    x = 634,134,408.30/38,936.75
  6. Step 6: Final answer
    x = 16,286.27

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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.