Home / 32,887.76-45,379.92-18,735.44

Finding the Fourth Proportional to 32,887.76, 45,379.92 and 18,735.44

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Solution

The fourth proportional to 32,887.76, 45,379.92 and 18,735.44 is: 25,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,887.76 : 45,379.92 = 18,735.44 : x
  2. Step 2: Convert to fraction form
    32,887.76/45,379.92 = 18,735.44/x
  3. Step 3: Cross multiply
    32,887.76x = 45,379.92 × 18,735.44
  4. Step 4: Simplify right side
    32,887.76x = 850,212,768.36
  5. Step 5: Solve for x
    x = 850,212,768.36/32,887.76
  6. Step 6: Final answer
    x = 25,851.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.