Home / 38,845.68-58,281.44-19,137.84

Finding the Fourth Proportional to 38,845.68, 58,281.44 and 19,137.84

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Solution

The fourth proportional to 38,845.68, 58,281.44 and 19,137.84 is: 28,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.68 : 58,281.44 = 19,137.84 : x
  2. Step 2: Convert to fraction form
    38,845.68/58,281.44 = 19,137.84/x
  3. Step 3: Cross multiply
    38,845.68x = 58,281.44 × 19,137.84
  4. Step 4: Simplify right side
    38,845.68x = 1,115,380,873.69
  5. Step 5: Solve for x
    x = 1,115,380,873.69/38,845.68
  6. Step 6: Final answer
    x = 28,713.13

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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.