Home / 55,093.89-82,592.38-21,837.30

Finding the Fourth Proportional to 55,093.89, 82,592.38 and 21,837.30

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Solution

The fourth proportional to 55,093.89, 82,592.38 and 21,837.30 is: 32,736.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,093.89 : 82,592.38 = 21,837.30 : x
  2. Step 2: Convert to fraction form
    55,093.89/82,592.38 = 21,837.30/x
  3. Step 3: Cross multiply
    55,093.89x = 82,592.38 × 21,837.30
  4. Step 4: Simplify right side
    55,093.89x = 1,803,594,579.77
  5. Step 5: Solve for x
    x = 1,803,594,579.77/55,093.89
  6. Step 6: Final answer
    x = 32,736.74

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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.