Home / 38,134.96-57,210.09-13,175.92

Finding the Fourth Proportional to 38,134.96, 57,210.09 and 13,175.92

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Solution

The fourth proportional to 38,134.96, 57,210.09 and 13,175.92 is: 19,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,134.96 : 57,210.09 = 13,175.92 : x
  2. Step 2: Convert to fraction form
    38,134.96/57,210.09 = 13,175.92/x
  3. Step 3: Cross multiply
    38,134.96x = 57,210.09 × 13,175.92
  4. Step 4: Simplify right side
    38,134.96x = 753,795,569.03
  5. Step 5: Solve for x
    x = 753,795,569.03/38,134.96
  6. Step 6: Final answer
    x = 19,766.52

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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.