Home / 38,914.68-58,381.62-11,212.44

Finding the Fourth Proportional to 38,914.68, 58,381.62 and 11,212.44

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Solution

The fourth proportional to 38,914.68, 58,381.62 and 11,212.44 is: 16,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,914.68 : 58,381.62 = 11,212.44 : x
  2. Step 2: Convert to fraction form
    38,914.68/58,381.62 = 11,212.44/x
  3. Step 3: Cross multiply
    38,914.68x = 58,381.62 × 11,212.44
  4. Step 4: Simplify right side
    38,914.68x = 654,600,411.35
  5. Step 5: Solve for x
    x = 654,600,411.35/38,914.68
  6. Step 6: Final answer
    x = 16,821.43

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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.