Home / 38,269.96-57,410.89-19,539.84

Finding the Fourth Proportional to 38,269.96, 57,410.89 and 19,539.84

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Solution

The fourth proportional to 38,269.96, 57,410.89 and 19,539.84 is: 29,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.96 : 57,410.89 = 19,539.84 : x
  2. Step 2: Convert to fraction form
    38,269.96/57,410.89 = 19,539.84/x
  3. Step 3: Cross multiply
    38,269.96x = 57,410.89 × 19,539.84
  4. Step 4: Simplify right side
    38,269.96x = 1,121,799,604.86
  5. Step 5: Solve for x
    x = 1,121,799,604.86/38,269.96
  6. Step 6: Final answer
    x = 29,312.80

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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.