Home / 36,450.87-54,666.49-15,391.05

Finding the Fourth Proportional to 36,450.87, 54,666.49 and 15,391.05

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Solution

The fourth proportional to 36,450.87, 54,666.49 and 15,391.05 is: 23,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,450.87 : 54,666.49 = 15,391.05 : x
  2. Step 2: Convert to fraction form
    36,450.87/54,666.49 = 15,391.05/x
  3. Step 3: Cross multiply
    36,450.87x = 54,666.49 × 15,391.05
  4. Step 4: Simplify right side
    36,450.87x = 841,374,680.91
  5. Step 5: Solve for x
    x = 841,374,680.91/36,450.87
  6. Step 6: Final answer
    x = 23,082.43

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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.