Home / 38,673.14-57,997.35-12,371.63

Finding the Fourth Proportional to 38,673.14, 57,997.35 and 12,371.63

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Solution

The fourth proportional to 38,673.14, 57,997.35 and 12,371.63 is: 18,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673.14 : 57,997.35 = 12,371.63 : x
  2. Step 2: Convert to fraction form
    38,673.14/57,997.35 = 12,371.63/x
  3. Step 3: Cross multiply
    38,673.14x = 57,997.35 × 12,371.63
  4. Step 4: Simplify right side
    38,673.14x = 717,521,465.19
  5. Step 5: Solve for x
    x = 717,521,465.19/38,673.14
  6. Step 6: Final answer
    x = 18,553.49

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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.