Home / 19,885.19-29,832.83-5,845.70

Finding the Fourth Proportional to 19,885.19, 29,832.83 and 5,845.70

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Solution

The fourth proportional to 19,885.19, 29,832.83 and 5,845.70 is: 8,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.19 : 29,832.83 = 5,845.70 : x
  2. Step 2: Convert to fraction form
    19,885.19/29,832.83 = 5,845.70/x
  3. Step 3: Cross multiply
    19,885.19x = 29,832.83 × 5,845.70
  4. Step 4: Simplify right side
    19,885.19x = 174,393,595.94
  5. Step 5: Solve for x
    x = 174,393,595.94/19,885.19
  6. Step 6: Final answer
    x = 8,770.03

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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.