Home / 38,100.90-57,096.87-21,425.94

Finding the Fourth Proportional to 38,100.90, 57,096.87 and 21,425.94

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Solution

The fourth proportional to 38,100.90, 57,096.87 and 21,425.94 is: 32,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,100.90 : 57,096.87 = 21,425.94 : x
  2. Step 2: Convert to fraction form
    38,100.90/57,096.87 = 21,425.94/x
  3. Step 3: Cross multiply
    38,100.90x = 57,096.87 × 21,425.94
  4. Step 4: Simplify right side
    38,100.90x = 1,223,354,110.81
  5. Step 5: Solve for x
    x = 1,223,354,110.81/38,100.90
  6. Step 6: Final answer
    x = 32,108.27

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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.