Home / 38,575.59-57,817.14-19,864.46

Finding the Fourth Proportional to 38,575.59, 57,817.14 and 19,864.46

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Solution

The fourth proportional to 38,575.59, 57,817.14 and 19,864.46 is: 29,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,575.59 : 57,817.14 = 19,864.46 : x
  2. Step 2: Convert to fraction form
    38,575.59/57,817.14 = 19,864.46/x
  3. Step 3: Cross multiply
    38,575.59x = 57,817.14 × 19,864.46
  4. Step 4: Simplify right side
    38,575.59x = 1,148,505,975.76
  5. Step 5: Solve for x
    x = 1,148,505,975.76/38,575.59
  6. Step 6: Final answer
    x = 29,772.87

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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.