Home / 38,369.75-52,942.55-22,451.22

Finding the Fourth Proportional to 38,369.75, 52,942.55 and 22,451.22

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Solution

The fourth proportional to 38,369.75, 52,942.55 and 22,451.22 is: 30,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,369.75 : 52,942.55 = 22,451.22 : x
  2. Step 2: Convert to fraction form
    38,369.75/52,942.55 = 22,451.22/x
  3. Step 3: Cross multiply
    38,369.75x = 52,942.55 × 22,451.22
  4. Step 4: Simplify right side
    38,369.75x = 1,188,624,725.15
  5. Step 5: Solve for x
    x = 1,188,624,725.15/38,369.75
  6. Step 6: Final answer
    x = 30,978.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.