Home / 38,615.98-57,930.58-16,429.54

Finding the Fourth Proportional to 38,615.98, 57,930.58 and 16,429.54

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Solution

The fourth proportional to 38,615.98, 57,930.58 and 16,429.54 is: 24,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,615.98 : 57,930.58 = 16,429.54 : x
  2. Step 2: Convert to fraction form
    38,615.98/57,930.58 = 16,429.54/x
  3. Step 3: Cross multiply
    38,615.98x = 57,930.58 × 16,429.54
  4. Step 4: Simplify right side
    38,615.98x = 951,772,781.33
  5. Step 5: Solve for x
    x = 951,772,781.33/38,615.98
  6. Step 6: Final answer
    x = 24,647.12

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1.5x scale

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.