Home / 38,260.71-57,396.98-19,530.59

Finding the Fourth Proportional to 38,260.71, 57,396.98 and 19,530.59

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Solution

The fourth proportional to 38,260.71, 57,396.98 and 19,530.59 is: 29,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.71 : 57,396.98 = 19,530.59 : x
  2. Step 2: Convert to fraction form
    38,260.71/57,396.98 = 19,530.59/x
  3. Step 3: Cross multiply
    38,260.71x = 57,396.98 × 19,530.59
  4. Step 4: Simplify right side
    38,260.71x = 1,120,996,645.46
  5. Step 5: Solve for x
    x = 1,120,996,645.46/38,260.71
  6. Step 6: Final answer
    x = 29,298.90

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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.