Home / 20,335.98-30,500.82-5,546.08

Finding the Fourth Proportional to 20,335.98, 30,500.82 and 5,546.08

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Solution

The fourth proportional to 20,335.98, 30,500.82 and 5,546.08 is: 8,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,335.98 : 30,500.82 = 5,546.08 : x
  2. Step 2: Convert to fraction form
    20,335.98/30,500.82 = 5,546.08/x
  3. Step 3: Cross multiply
    20,335.98x = 30,500.82 × 5,546.08
  4. Step 4: Simplify right side
    20,335.98x = 169,159,987.79
  5. Step 5: Solve for x
    x = 169,159,987.79/20,335.98
  6. Step 6: Final answer
    x = 8,318.26

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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.