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Finding the Fourth Proportional to 32,880.36, 45,375.36 and 19,451.27

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Solution

The fourth proportional to 32,880.36, 45,375.36 and 19,451.27 is: 26,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,880.36 : 45,375.36 = 19,451.27 : x
  2. Step 2: Convert to fraction form
    32,880.36/45,375.36 = 19,451.27/x
  3. Step 3: Cross multiply
    32,880.36x = 45,375.36 × 19,451.27
  4. Step 4: Simplify right side
    32,880.36x = 882,608,419.20
  5. Step 5: Solve for x
    x = 882,608,419.20/32,880.36
  6. Step 6: Final answer
    x = 26,843.02

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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.