Home / 20,638.74-30,954.08-6,595.00

Finding the Fourth Proportional to 20,638.74, 30,954.08 and 6,595.00

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Solution

The fourth proportional to 20,638.74, 30,954.08 and 6,595.00 is: 9,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,638.74 : 30,954.08 = 6,595.00 : x
  2. Step 2: Convert to fraction form
    20,638.74/30,954.08 = 6,595.00/x
  3. Step 3: Cross multiply
    20,638.74x = 30,954.08 × 6,595.00
  4. Step 4: Simplify right side
    20,638.74x = 204,142,096.70
  5. Step 5: Solve for x
    x = 204,142,096.70/20,638.74
  6. Step 6: Final answer
    x = 9,891.21

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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.