Home / 38,119.75-52,605.26-21,352.75

Finding the Fourth Proportional to 38,119.75, 52,605.26 and 21,352.75

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Solution

The fourth proportional to 38,119.75, 52,605.26 and 21,352.75 is: 29,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,119.75 : 52,605.26 = 21,352.75 : x
  2. Step 2: Convert to fraction form
    38,119.75/52,605.26 = 21,352.75/x
  3. Step 3: Cross multiply
    38,119.75x = 52,605.26 × 21,352.75
  4. Step 4: Simplify right side
    38,119.75x = 1,123,266,965.47
  5. Step 5: Solve for x
    x = 1,123,266,965.47/38,119.75
  6. Step 6: Final answer
    x = 29,466.80

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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.