Home / 38,299.32-57,429.54-17,505

Finding the Fourth Proportional to 38,299.32, 57,429.54 and 17,505

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Solution

The fourth proportional to 38,299.32, 57,429.54 and 17,505 is: 26,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.32 : 57,429.54 = 17,505 : x
  2. Step 2: Convert to fraction form
    38,299.32/57,429.54 = 17,505/x
  3. Step 3: Cross multiply
    38,299.32x = 57,429.54 × 17,505
  4. Step 4: Simplify right side
    38,299.32x = 1,005,304,097.70
  5. Step 5: Solve for x
    x = 1,005,304,097.70/38,299.32
  6. Step 6: Final answer
    x = 26,248.61

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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.