Home / 32,028.40-47,929.20-27,913.60

Finding the Fourth Proportional to 32,028.40, 47,929.20 and 27,913.60

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Solution

The fourth proportional to 32,028.40, 47,929.20 and 27,913.60 is: 41,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,028.40 : 47,929.20 = 27,913.60 : x
  2. Step 2: Convert to fraction form
    32,028.40/47,929.20 = 27,913.60/x
  3. Step 3: Cross multiply
    32,028.40x = 47,929.20 × 27,913.60
  4. Step 4: Simplify right side
    32,028.40x = 1,337,876,517.12
  5. Step 5: Solve for x
    x = 1,337,876,517.12/32,028.40
  6. Step 6: Final answer
    x = 41,771.57

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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.