Home / 38,371.44-57,562.65-12,070.05

Finding the Fourth Proportional to 38,371.44, 57,562.65 and 12,070.05

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Solution

The fourth proportional to 38,371.44, 57,562.65 and 12,070.05 is: 18,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371.44 : 57,562.65 = 12,070.05 : x
  2. Step 2: Convert to fraction form
    38,371.44/57,562.65 = 12,070.05/x
  3. Step 3: Cross multiply
    38,371.44x = 57,562.65 × 12,070.05
  4. Step 4: Simplify right side
    38,371.44x = 694,784,063.63
  5. Step 5: Solve for x
    x = 694,784,063.63/38,371.44
  6. Step 6: Final answer
    x = 18,106.80

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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.