Home / 39,511.82-54,524.39-22,520.06

Finding the Fourth Proportional to 39,511.82, 54,524.39 and 22,520.06

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Solution

The fourth proportional to 39,511.82, 54,524.39 and 22,520.06 is: 31,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.82 : 54,524.39 = 22,520.06 : x
  2. Step 2: Convert to fraction form
    39,511.82/54,524.39 = 22,520.06/x
  3. Step 3: Cross multiply
    39,511.82x = 54,524.39 × 22,520.06
  4. Step 4: Simplify right side
    39,511.82x = 1,227,892,534.26
  5. Step 5: Solve for x
    x = 1,227,892,534.26/39,511.82
  6. Step 6: Final answer
    x = 31,076.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.