Home / 55,093.23-82,649.16-21,795.75

Finding the Fourth Proportional to 55,093.23, 82,649.16 and 21,795.75

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Solution

The fourth proportional to 55,093.23, 82,649.16 and 21,795.75 is: 32,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,093.23 : 82,649.16 = 21,795.75 : x
  2. Step 2: Convert to fraction form
    55,093.23/82,649.16 = 21,795.75/x
  3. Step 3: Cross multiply
    55,093.23x = 82,649.16 × 21,795.75
  4. Step 4: Simplify right side
    55,093.23x = 1,801,400,429.07
  5. Step 5: Solve for x
    x = 1,801,400,429.07/55,093.23
  6. Step 6: Final answer
    x = 32,697.31

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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.