Home / 38,932.45-58,370.99-18,645.97

Finding the Fourth Proportional to 38,932.45, 58,370.99 and 18,645.97

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Solution

The fourth proportional to 38,932.45, 58,370.99 and 18,645.97 is: 27,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,932.45 : 58,370.99 = 18,645.97 : x
  2. Step 2: Convert to fraction form
    38,932.45/58,370.99 = 18,645.97/x
  3. Step 3: Cross multiply
    38,932.45x = 58,370.99 × 18,645.97
  4. Step 4: Simplify right side
    38,932.45x = 1,088,383,893.97
  5. Step 5: Solve for x
    x = 1,088,383,893.97/38,932.45
  6. Step 6: Final answer
    x = 27,955.70

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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.