Home / 38,282.63-57,435.58-19,575.79

Finding the Fourth Proportional to 38,282.63, 57,435.58 and 19,575.79

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Solution

The fourth proportional to 38,282.63, 57,435.58 and 19,575.79 is: 29,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.63 : 57,435.58 = 19,575.79 : x
  2. Step 2: Convert to fraction form
    38,282.63/57,435.58 = 19,575.79/x
  3. Step 3: Cross multiply
    38,282.63x = 57,435.58 × 19,575.79
  4. Step 4: Simplify right side
    38,282.63x = 1,124,347,056.56
  5. Step 5: Solve for x
    x = 1,124,347,056.56/38,282.63
  6. Step 6: Final answer
    x = 29,369.64

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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.