Home / 36,348.89-54,449.82-18,578.50

Finding the Fourth Proportional to 36,348.89, 54,449.82 and 18,578.50

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Solution

The fourth proportional to 36,348.89, 54,449.82 and 18,578.50 is: 27,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.89 : 54,449.82 = 18,578.50 : x
  2. Step 2: Convert to fraction form
    36,348.89/54,449.82 = 18,578.50/x
  3. Step 3: Cross multiply
    36,348.89x = 54,449.82 × 18,578.50
  4. Step 4: Simplify right side
    36,348.89x = 1,011,595,844.75
  5. Step 5: Solve for x
    x = 1,011,595,844.75/36,348.89
  6. Step 6: Final answer
    x = 27,830.18

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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.