Home / 38,567.91-57,839.46-12,266.49

Finding the Fourth Proportional to 38,567.91, 57,839.46 and 12,266.49

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Solution

The fourth proportional to 38,567.91, 57,839.46 and 12,266.49 is: 18,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,567.91 : 57,839.46 = 12,266.49 : x
  2. Step 2: Convert to fraction form
    38,567.91/57,839.46 = 12,266.49/x
  3. Step 3: Cross multiply
    38,567.91x = 57,839.46 × 12,266.49
  4. Step 4: Simplify right side
    38,567.91x = 709,487,157.70
  5. Step 5: Solve for x
    x = 709,487,157.70/38,567.91
  6. Step 6: Final answer
    x = 18,395.79

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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.