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Finding the Fourth Proportional to 38,508.63, 57,894.71 and 35,622.87

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Solution

The fourth proportional to 38,508.63, 57,894.71 and 35,622.87 is: 53,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.63 : 57,894.71 = 35,622.87 : x
  2. Step 2: Convert to fraction form
    38,508.63/57,894.71 = 35,622.87/x
  3. Step 3: Cross multiply
    38,508.63x = 57,894.71 × 35,622.87
  4. Step 4: Simplify right side
    38,508.63x = 2,062,375,549.90
  5. Step 5: Solve for x
    x = 2,062,375,549.90/38,508.63
  6. Step 6: Final answer
    x = 53,556.19

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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.