Home / 38,725.60-57,971.40-35,029.48

Finding the Fourth Proportional to 38,725.60, 57,971.40 and 35,029.48

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Solution

The fourth proportional to 38,725.60, 57,971.40 and 35,029.48 is: 52,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,725.60 : 57,971.40 = 35,029.48 : x
  2. Step 2: Convert to fraction form
    38,725.60/57,971.40 = 35,029.48/x
  3. Step 3: Cross multiply
    38,725.60x = 57,971.40 × 35,029.48
  4. Step 4: Simplify right side
    38,725.60x = 2,030,707,996.87
  5. Step 5: Solve for x
    x = 2,030,707,996.87/38,725.60
  6. Step 6: Final answer
    x = 52,438.39

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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.