Home / 38,316.43-57,399.90-21,625.97

Finding the Fourth Proportional to 38,316.43, 57,399.90 and 21,625.97

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Solution

The fourth proportional to 38,316.43, 57,399.90 and 21,625.97 is: 32,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.43 : 57,399.90 = 21,625.97 : x
  2. Step 2: Convert to fraction form
    38,316.43/57,399.90 = 21,625.97/x
  3. Step 3: Cross multiply
    38,316.43x = 57,399.90 × 21,625.97
  4. Step 4: Simplify right side
    38,316.43x = 1,241,328,515.40
  5. Step 5: Solve for x
    x = 1,241,328,515.40/38,316.43
  6. Step 6: Final answer
    x = 32,396.77

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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.