Home / 38,228.25-57,316.20-19,471.98

Finding the Fourth Proportional to 38,228.25, 57,316.20 and 19,471.98

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Solution

The fourth proportional to 38,228.25, 57,316.20 and 19,471.98 is: 29,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,228.25 : 57,316.20 = 19,471.98 : x
  2. Step 2: Convert to fraction form
    38,228.25/57,316.20 = 19,471.98/x
  3. Step 3: Cross multiply
    38,228.25x = 57,316.20 × 19,471.98
  4. Step 4: Simplify right side
    38,228.25x = 1,116,059,900.08
  5. Step 5: Solve for x
    x = 1,116,059,900.08/38,228.25
  6. Step 6: Final answer
    x = 29,194.64

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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.