Home / 19,376.76-29,082.42-8,994.36

Finding the Fourth Proportional to 19,376.76, 29,082.42 and 8,994.36

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Solution

The fourth proportional to 19,376.76, 29,082.42 and 8,994.36 is: 13,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.76 : 29,082.42 = 8,994.36 : x
  2. Step 2: Convert to fraction form
    19,376.76/29,082.42 = 8,994.36/x
  3. Step 3: Cross multiply
    19,376.76x = 29,082.42 × 8,994.36
  4. Step 4: Simplify right side
    19,376.76x = 261,577,755.15
  5. Step 5: Solve for x
    x = 261,577,755.15/19,376.76
  6. Step 6: Final answer
    x = 13,499.56

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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.