Home / 36,418.89-54,635.23-14,230.87

Finding the Fourth Proportional to 36,418.89, 54,635.23 and 14,230.87

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Solution

The fourth proportional to 36,418.89, 54,635.23 and 14,230.87 is: 21,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,418.89 : 54,635.23 = 14,230.87 : x
  2. Step 2: Convert to fraction form
    36,418.89/54,635.23 = 14,230.87/x
  3. Step 3: Cross multiply
    36,418.89x = 54,635.23 × 14,230.87
  4. Step 4: Simplify right side
    36,418.89x = 777,506,736.75
  5. Step 5: Solve for x
    x = 777,506,736.75/36,418.89
  6. Step 6: Final answer
    x = 21,348.99

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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.