Home / 38,809.20-58,246.20-19,104.60

Finding the Fourth Proportional to 38,809.20, 58,246.20 and 19,104.60

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Solution

The fourth proportional to 38,809.20, 58,246.20 and 19,104.60 is: 28,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.20 : 58,246.20 = 19,104.60 : x
  2. Step 2: Convert to fraction form
    38,809.20/58,246.20 = 19,104.60/x
  3. Step 3: Cross multiply
    38,809.20x = 58,246.20 × 19,104.60
  4. Step 4: Simplify right side
    38,809.20x = 1,112,770,352.52
  5. Step 5: Solve for x
    x = 1,112,770,352.52/38,809.20
  6. Step 6: Final answer
    x = 28,672.85

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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.