Home / 20,302.35-30,452.45-6,450.27

Finding the Fourth Proportional to 20,302.35, 30,452.45 and 6,450.27

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Solution

The fourth proportional to 20,302.35, 30,452.45 and 6,450.27 is: 9,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.35 : 30,452.45 = 6,450.27 : x
  2. Step 2: Convert to fraction form
    20,302.35/30,452.45 = 6,450.27/x
  3. Step 3: Cross multiply
    20,302.35x = 30,452.45 × 6,450.27
  4. Step 4: Simplify right side
    20,302.35x = 196,426,492.41
  5. Step 5: Solve for x
    x = 196,426,492.41/20,302.35
  6. Step 6: Final answer
    x = 9,675.06

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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.