Home / 32,403.72-48,495.42-20,551.80

Finding the Fourth Proportional to 32,403.72, 48,495.42 and 20,551.80

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Solution

The fourth proportional to 32,403.72, 48,495.42 and 20,551.80 is: 30,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,403.72 : 48,495.42 = 20,551.80 : x
  2. Step 2: Convert to fraction form
    32,403.72/48,495.42 = 20,551.80/x
  3. Step 3: Cross multiply
    32,403.72x = 48,495.42 × 20,551.80
  4. Step 4: Simplify right side
    32,403.72x = 996,668,172.76
  5. Step 5: Solve for x
    x = 996,668,172.76/32,403.72
  6. Step 6: Final answer
    x = 30,757.83

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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.