Home / 54,845.21-82,267.82-13,292.21

Finding the Fourth Proportional to 54,845.21, 82,267.82 and 13,292.21

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Solution

The fourth proportional to 54,845.21, 82,267.82 and 13,292.21 is: 19,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,845.21 : 82,267.82 = 13,292.21 : x
  2. Step 2: Convert to fraction form
    54,845.21/82,267.82 = 13,292.21/x
  3. Step 3: Cross multiply
    54,845.21x = 82,267.82 × 13,292.21
  4. Step 4: Simplify right side
    54,845.21x = 1,093,521,381.73
  5. Step 5: Solve for x
    x = 1,093,521,381.73/54,845.21
  6. Step 6: Final answer
    x = 19,938.32

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1.5x scale

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.