Home / 38,078.40-57,119.84-14,704.96

Finding the Fourth Proportional to 38,078.40, 57,119.84 and 14,704.96

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Solution

The fourth proportional to 38,078.40, 57,119.84 and 14,704.96 is: 22,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.40 : 57,119.84 = 14,704.96 : x
  2. Step 2: Convert to fraction form
    38,078.40/57,119.84 = 14,704.96/x
  3. Step 3: Cross multiply
    38,078.40x = 57,119.84 × 14,704.96
  4. Step 4: Simplify right side
    38,078.40x = 839,944,962.41
  5. Step 5: Solve for x
    x = 839,944,962.41/38,078.40
  6. Step 6: Final answer
    x = 22,058.31

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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.