Home / 38,367.40-52,943.22-21,371.04

Finding the Fourth Proportional to 38,367.40, 52,943.22 and 21,371.04

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Solution

The fourth proportional to 38,367.40, 52,943.22 and 21,371.04 is: 29,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.40 : 52,943.22 = 21,371.04 : x
  2. Step 2: Convert to fraction form
    38,367.40/52,943.22 = 21,371.04/x
  3. Step 3: Cross multiply
    38,367.40x = 52,943.22 × 21,371.04
  4. Step 4: Simplify right side
    38,367.40x = 1,131,451,672.35
  5. Step 5: Solve for x
    x = 1,131,451,672.35/38,367.40
  6. Step 6: Final answer
    x = 29,489.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.