Home / 38,574.60-57,849.42-12,273.18

Finding the Fourth Proportional to 38,574.60, 57,849.42 and 12,273.18

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Solution

The fourth proportional to 38,574.60, 57,849.42 and 12,273.18 is: 18,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.60 : 57,849.42 = 12,273.18 : x
  2. Step 2: Convert to fraction form
    38,574.60/57,849.42 = 12,273.18/x
  3. Step 3: Cross multiply
    38,574.60x = 57,849.42 × 12,273.18
  4. Step 4: Simplify right side
    38,574.60x = 709,996,344.56
  5. Step 5: Solve for x
    x = 709,996,344.56/38,574.60
  6. Step 6: Final answer
    x = 18,405.80

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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.