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Finding the Fourth Proportional to 53,343.68, 80,025.44 and 22,181.44

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Solution

The fourth proportional to 53,343.68, 80,025.44 and 22,181.44 is: 33,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,343.68 : 80,025.44 = 22,181.44 : x
  2. Step 2: Convert to fraction form
    53,343.68/80,025.44 = 22,181.44/x
  3. Step 3: Cross multiply
    53,343.68x = 80,025.44 × 22,181.44
  4. Step 4: Simplify right side
    53,343.68x = 1,775,079,495.83
  5. Step 5: Solve for x
    x = 1,775,079,495.83/53,343.68
  6. Step 6: Final answer
    x = 33,276.28

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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.