Home / 38,792.28-58,213.94-21,274.41

Finding the Fourth Proportional to 38,792.28, 58,213.94 and 21,274.41

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Solution

The fourth proportional to 38,792.28, 58,213.94 and 21,274.41 is: 31,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,792.28 : 58,213.94 = 21,274.41 : x
  2. Step 2: Convert to fraction form
    38,792.28/58,213.94 = 21,274.41/x
  3. Step 3: Cross multiply
    38,792.28x = 58,213.94 × 21,274.41
  4. Step 4: Simplify right side
    38,792.28x = 1,238,467,120.90
  5. Step 5: Solve for x
    x = 1,238,467,120.90/38,792.28
  6. Step 6: Final answer
    x = 31,925.61

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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.